Home / 93,754.80-129,382.38-51,313.68

Finding the Fourth Proportional to 93,754.80, 129,382.38 and 51,313.68

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Solution

The fourth proportional to 93,754.80, 129,382.38 and 51,313.68 is: 70,813.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,754.80 : 129,382.38 = 51,313.68 : x
  2. Step 2: Convert to fraction form
    93,754.80/129,382.38 = 51,313.68/x
  3. Step 3: Cross multiply
    93,754.80x = 129,382.38 × 51,313.68
  4. Step 4: Simplify right side
    93,754.80x = 6,639,086,044.96
  5. Step 5: Solve for x
    x = 6,639,086,044.96/93,754.80
  6. Step 6: Final answer
    x = 70,813.29

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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.