Home / 93,826.38-129,444-57,494.64

Finding the Fourth Proportional to 93,826.38, 129,444 and 57,494.64

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Solution

The fourth proportional to 93,826.38, 129,444 and 57,494.64 is: 79,320.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,826.38 : 129,444 = 57,494.64 : x
  2. Step 2: Convert to fraction form
    93,826.38/129,444 = 57,494.64/x
  3. Step 3: Cross multiply
    93,826.38x = 129,444 × 57,494.64
  4. Step 4: Simplify right side
    93,826.38x = 7,442,336,180.16
  5. Step 5: Solve for x
    x = 7,442,336,180.16/93,826.38
  6. Step 6: Final answer
    x = 79,320.30

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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.