Home / 132,004.32-182,166.90-71,575.32

Finding the Fourth Proportional to 132,004.32, 182,166.90 and 71,575.32

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Solution

The fourth proportional to 132,004.32, 182,166.90 and 71,575.32 is: 98,774.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,004.32 : 182,166.90 = 71,575.32 : x
  2. Step 2: Convert to fraction form
    132,004.32/182,166.90 = 71,575.32/x
  3. Step 3: Cross multiply
    132,004.32x = 182,166.90 × 71,575.32
  4. Step 4: Simplify right side
    132,004.32x = 13,038,654,160.91
  5. Step 5: Solve for x
    x = 13,038,654,160.91/132,004.32
  6. Step 6: Final answer
    x = 98,774.45

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1.5x scale

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.