Home / 82,953.26-124,422.98-42,929.14

Finding the Fourth Proportional to 82,953.26, 124,422.98 and 42,929.14

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Solution

The fourth proportional to 82,953.26, 124,422.98 and 42,929.14 is: 64,390.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,953.26 : 124,422.98 = 42,929.14 : x
  2. Step 2: Convert to fraction form
    82,953.26/124,422.98 = 42,929.14/x
  3. Step 3: Cross multiply
    82,953.26x = 124,422.98 × 42,929.14
  4. Step 4: Simplify right side
    82,953.26x = 5,341,371,527.64
  5. Step 5: Solve for x
    x = 5,341,371,527.64/82,953.26
  6. Step 6: Final answer
    x = 64,390.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.