Home / 118,248.02-177,496.85-55,129.02

Finding the Fourth Proportional to 118,248.02, 177,496.85 and 55,129.02

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Solution

The fourth proportional to 118,248.02, 177,496.85 and 55,129.02 is: 82,751.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,248.02 : 177,496.85 = 55,129.02 : x
  2. Step 2: Convert to fraction form
    118,248.02/177,496.85 = 55,129.02/x
  3. Step 3: Cross multiply
    118,248.02x = 177,496.85 × 55,129.02
  4. Step 4: Simplify right side
    118,248.02x = 9,785,226,865.80
  5. Step 5: Solve for x
    x = 9,785,226,865.80/118,248.02
  6. Step 6: Final answer
    x = 82,751.72

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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.