Home / 93,843.58-129,562.97-72,292.76

Finding the Fourth Proportional to 93,843.58, 129,562.97 and 72,292.76

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Solution

The fourth proportional to 93,843.58, 129,562.97 and 72,292.76 is: 99,809.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,843.58 : 129,562.97 = 72,292.76 : x
  2. Step 2: Convert to fraction form
    93,843.58/129,562.97 = 72,292.76/x
  3. Step 3: Cross multiply
    93,843.58x = 129,562.97 × 72,292.76
  4. Step 4: Simplify right side
    93,843.58x = 9,366,464,695.10
  5. Step 5: Solve for x
    x = 9,366,464,695.10/93,843.58
  6. Step 6: Final answer
    x = 99,809.33

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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.