Home / 93,439.60-140,177.86-34,275.78

Finding the Fourth Proportional to 93,439.60, 140,177.86 and 34,275.78

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Solution

The fourth proportional to 93,439.60, 140,177.86 and 34,275.78 is: 51,420.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,439.60 : 140,177.86 = 34,275.78 : x
  2. Step 2: Convert to fraction form
    93,439.60/140,177.86 = 34,275.78/x
  3. Step 3: Cross multiply
    93,439.60x = 140,177.86 × 34,275.78
  4. Step 4: Simplify right side
    93,439.60x = 4,804,705,404.54
  5. Step 5: Solve for x
    x = 4,804,705,404.54/93,439.60
  6. Step 6: Final answer
    x = 51,420.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.