Home / 97,275.11-134,208.77-76,792.23

Finding the Fourth Proportional to 97,275.11, 134,208.77 and 76,792.23

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Solution

The fourth proportional to 97,275.11, 134,208.77 and 76,792.23 is: 105,948.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,275.11 : 134,208.77 = 76,792.23 : x
  2. Step 2: Convert to fraction form
    97,275.11/134,208.77 = 76,792.23/x
  3. Step 3: Cross multiply
    97,275.11x = 134,208.77 × 76,792.23
  4. Step 4: Simplify right side
    97,275.11x = 10,306,190,349.90
  5. Step 5: Solve for x
    x = 10,306,190,349.90/97,275.11
  6. Step 6: Final answer
    x = 105,948.90

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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.