Home / 93,712.80-129,324.60-51,273.12

Finding the Fourth Proportional to 93,712.80, 129,324.60 and 51,273.12

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Solution

The fourth proportional to 93,712.80, 129,324.60 and 51,273.12 is: 70,757.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,712.80 : 129,324.60 = 51,273.12 : x
  2. Step 2: Convert to fraction form
    93,712.80/129,324.60 = 51,273.12/x
  3. Step 3: Cross multiply
    93,712.80x = 129,324.60 × 51,273.12
  4. Step 4: Simplify right side
    93,712.80x = 6,630,875,734.75
  5. Step 5: Solve for x
    x = 6,630,875,734.75/93,712.80
  6. Step 6: Final answer
    x = 70,757.42

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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.