Home / 42,370.24-63,572.64-34,127.68

Finding the Fourth Proportional to 42,370.24, 63,572.64 and 34,127.68

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Solution

The fourth proportional to 42,370.24, 63,572.64 and 34,127.68 is: 51,205.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,370.24 : 63,572.64 = 34,127.68 : x
  2. Step 2: Convert to fraction form
    42,370.24/63,572.64 = 34,127.68/x
  3. Step 3: Cross multiply
    42,370.24x = 63,572.64 × 34,127.68
  4. Step 4: Simplify right side
    42,370.24x = 2,169,586,714.68
  5. Step 5: Solve for x
    x = 2,169,586,714.68/42,370.24
  6. Step 6: Final answer
    x = 51,205.44

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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.