Home / 132,285.34-182,548.51-71,854.75

Finding the Fourth Proportional to 132,285.34, 182,548.51 and 71,854.75

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Solution

The fourth proportional to 132,285.34, 182,548.51 and 71,854.75 is: 99,156.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,285.34 : 182,548.51 = 71,854.75 : x
  2. Step 2: Convert to fraction form
    132,285.34/182,548.51 = 71,854.75/x
  3. Step 3: Cross multiply
    132,285.34x = 182,548.51 × 71,854.75
  4. Step 4: Simplify right side
    132,285.34x = 13,116,977,548.92
  5. Step 5: Solve for x
    x = 13,116,977,548.92/132,285.34
  6. Step 6: Final answer
    x = 99,156.70

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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.