Home / 93,280.30-139,869.15-63,731.50

Finding the Fourth Proportional to 93,280.30, 139,869.15 and 63,731.50

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Solution

The fourth proportional to 93,280.30, 139,869.15 and 63,731.50 is: 95,562.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,280.30 : 139,869.15 = 63,731.50 : x
  2. Step 2: Convert to fraction form
    93,280.30/139,869.15 = 63,731.50/x
  3. Step 3: Cross multiply
    93,280.30x = 139,869.15 × 63,731.50
  4. Step 4: Simplify right side
    93,280.30x = 8,914,070,733.23
  5. Step 5: Solve for x
    x = 8,914,070,733.23/93,280.30
  6. Step 6: Final answer
    x = 95,562.20

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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.