Home / 121,748-182,640.17-37,501.11

Finding the Fourth Proportional to 121,748, 182,640.17 and 37,501.11

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Solution

The fourth proportional to 121,748, 182,640.17 and 37,501.11 is: 56,257.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,748 : 182,640.17 = 37,501.11 : x
  2. Step 2: Convert to fraction form
    121,748/182,640.17 = 37,501.11/x
  3. Step 3: Cross multiply
    121,748x = 182,640.17 × 37,501.11
  4. Step 4: Simplify right side
    121,748x = 6,849,209,105.59
  5. Step 5: Solve for x
    x = 6,849,209,105.59/121,748
  6. Step 6: Final answer
    x = 56,257.26

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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.