Home / 67,755.48-93,549.24-51,812.16

Finding the Fourth Proportional to 67,755.48, 93,549.24 and 51,812.16

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Solution

The fourth proportional to 67,755.48, 93,549.24 and 51,812.16 is: 71,536.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,755.48 : 93,549.24 = 51,812.16 : x
  2. Step 2: Convert to fraction form
    67,755.48/93,549.24 = 51,812.16/x
  3. Step 3: Cross multiply
    67,755.48x = 93,549.24 × 51,812.16
  4. Step 4: Simplify right side
    67,755.48x = 4,846,988,190.76
  5. Step 5: Solve for x
    x = 4,846,988,190.76/67,755.48
  6. Step 6: Final answer
    x = 71,536.47

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1.5x scale

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.