Home / 132,475.40-182,818.20-72,047.24

Finding the Fourth Proportional to 132,475.40, 182,818.20 and 72,047.24

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Solution

The fourth proportional to 132,475.40, 182,818.20 and 72,047.24 is: 99,426.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,475.40 : 182,818.20 = 72,047.24 : x
  2. Step 2: Convert to fraction form
    132,475.40/182,818.20 = 72,047.24/x
  3. Step 3: Cross multiply
    132,475.40x = 182,818.20 × 72,047.24
  4. Step 4: Simplify right side
    132,475.40x = 13,171,546,731.77
  5. Step 5: Solve for x
    x = 13,171,546,731.77/132,475.40
  6. Step 6: Final answer
    x = 99,426.36

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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.