Home / 132,484.46-182,830.91-72,056.43

Finding the Fourth Proportional to 132,484.46, 182,830.91 and 72,056.43

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Solution

The fourth proportional to 132,484.46, 182,830.91 and 72,056.43 is: 99,439.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,484.46 : 182,830.91 = 72,056.43 : x
  2. Step 2: Convert to fraction form
    132,484.46/182,830.91 = 72,056.43/x
  3. Step 3: Cross multiply
    132,484.46x = 182,830.91 × 72,056.43
  4. Step 4: Simplify right side
    132,484.46x = 13,174,142,307.97
  5. Step 5: Solve for x
    x = 13,174,142,307.97/132,484.46
  6. Step 6: Final answer
    x = 99,439.16

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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.