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Finding the Fourth Proportional to 118,663.92, 177,973.20 and 35,557.92

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Solution

The fourth proportional to 118,663.92, 177,973.20 and 35,557.92 is: 53,330.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,663.92 : 177,973.20 = 35,557.92 : x
  2. Step 2: Convert to fraction form
    118,663.92/177,973.20 = 35,557.92/x
  3. Step 3: Cross multiply
    118,663.92x = 177,973.20 × 35,557.92
  4. Step 4: Simplify right side
    118,663.92x = 6,328,356,273.92
  5. Step 5: Solve for x
    x = 6,328,356,273.92/118,663.92
  6. Step 6: Final answer
    x = 53,330.08

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1.5x scale

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.