Home / 93,945.02-129,640.69-51,502.62

Finding the Fourth Proportional to 93,945.02, 129,640.69 and 51,502.62

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Solution

The fourth proportional to 93,945.02, 129,640.69 and 51,502.62 is: 71,071.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,945.02 : 129,640.69 = 51,502.62 : x
  2. Step 2: Convert to fraction form
    93,945.02/129,640.69 = 51,502.62/x
  3. Step 3: Cross multiply
    93,945.02x = 129,640.69 × 51,502.62
  4. Step 4: Simplify right side
    93,945.02x = 6,676,835,193.61
  5. Step 5: Solve for x
    x = 6,676,835,193.61/93,945.02
  6. Step 6: Final answer
    x = 71,071.73

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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.