Home / 93,265.96-128,700.86-52,436.38

Finding the Fourth Proportional to 93,265.96, 128,700.86 and 52,436.38

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Solution

The fourth proportional to 93,265.96, 128,700.86 and 52,436.38 is: 72,358.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,265.96 : 128,700.86 = 52,436.38 : x
  2. Step 2: Convert to fraction form
    93,265.96/128,700.86 = 52,436.38/x
  3. Step 3: Cross multiply
    93,265.96x = 128,700.86 × 52,436.38
  4. Step 4: Simplify right side
    93,265.96x = 6,748,607,201.29
  5. Step 5: Solve for x
    x = 6,748,607,201.29/93,265.96
  6. Step 6: Final answer
    x = 72,358.74

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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.