Home / 177,142.08-265,761.72-88,288.32

Finding the Fourth Proportional to 177,142.08, 265,761.72 and 88,288.32

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Solution

The fourth proportional to 177,142.08, 265,761.72 and 88,288.32 is: 132,456.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,142.08 : 265,761.72 = 88,288.32 : x
  2. Step 2: Convert to fraction form
    177,142.08/265,761.72 = 88,288.32/x
  3. Step 3: Cross multiply
    177,142.08x = 265,761.72 × 88,288.32
  4. Step 4: Simplify right side
    177,142.08x = 23,463,655,779.11
  5. Step 5: Solve for x
    x = 23,463,655,779.11/177,142.08
  6. Step 6: Final answer
    x = 132,456.70

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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.