Home / 124,022,045.76-171,166,720.71-71,119,456.14

Finding the Fourth Proportional to 124,022,045.76, 171,166,720.71 and 71,119,456.14

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Solution

The fourth proportional to 124,022,045.76, 171,166,720.71 and 71,119,456.14 is: 98,154,195.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,022,045.76 : 171,166,720.71 = 71,119,456.14 : x
  2. Step 2: Convert to fraction form
    124,022,045.76/171,166,720.71 = 71,119,456.14/x
  3. Step 3: Cross multiply
    124,022,045.76x = 171,166,720.71 × 71,119,456.14
  4. Step 4: Simplify right side
    124,022,045.76x = 12,173,284,086,162,476
  5. Step 5: Solve for x
    x = 12,173,284,086,162,476/124,022,045.76
  6. Step 6: Final answer
    x = 98,154,195.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.