Home / 132,201.98-182,440.93-71,772.64

Finding the Fourth Proportional to 132,201.98, 182,440.93 and 71,772.64

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Solution

The fourth proportional to 132,201.98, 182,440.93 and 71,772.64 is: 99,047.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,201.98 : 182,440.93 = 71,772.64 : x
  2. Step 2: Convert to fraction form
    132,201.98/182,440.93 = 71,772.64/x
  3. Step 3: Cross multiply
    132,201.98x = 182,440.93 × 71,772.64
  4. Step 4: Simplify right side
    132,201.98x = 13,094,267,404.17
  5. Step 5: Solve for x
    x = 13,094,267,404.17/132,201.98
  6. Step 6: Final answer
    x = 99,047.44

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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.