Home / 132,551.57-182,915.69-72,122.46

Finding the Fourth Proportional to 132,551.57, 182,915.69 and 72,122.46

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Solution

The fourth proportional to 132,551.57, 182,915.69 and 72,122.46 is: 99,526.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,551.57 : 182,915.69 = 72,122.46 : x
  2. Step 2: Convert to fraction form
    132,551.57/182,915.69 = 72,122.46/x
  3. Step 3: Cross multiply
    132,551.57x = 182,915.69 × 72,122.46
  4. Step 4: Simplify right side
    132,551.57x = 13,192,329,174.79
  5. Step 5: Solve for x
    x = 13,192,329,174.79/132,551.57
  6. Step 6: Final answer
    x = 99,526.02

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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.