Home / 93,717.60-129,328.56-51,275.16

Finding the Fourth Proportional to 93,717.60, 129,328.56 and 51,275.16

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Solution

The fourth proportional to 93,717.60, 129,328.56 and 51,275.16 is: 70,758.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,717.60 : 129,328.56 = 51,275.16 : x
  2. Step 2: Convert to fraction form
    93,717.60/129,328.56 = 51,275.16/x
  3. Step 3: Cross multiply
    93,717.60x = 129,328.56 × 51,275.16
  4. Step 4: Simplify right side
    93,717.60x = 6,631,342,606.57
  5. Step 5: Solve for x
    x = 6,631,342,606.57/93,717.60
  6. Step 6: Final answer
    x = 70,758.78

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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.