Home / 132,352-182,657.44-72,747.52

Finding the Fourth Proportional to 132,352, 182,657.44 and 72,747.52

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Solution

The fourth proportional to 132,352, 182,657.44 and 72,747.52 is: 100,398.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,352 : 182,657.44 = 72,747.52 : x
  2. Step 2: Convert to fraction form
    132,352/182,657.44 = 72,747.52/x
  3. Step 3: Cross multiply
    132,352x = 182,657.44 × 72,747.52
  4. Step 4: Simplify right side
    132,352x = 13,287,875,769.55
  5. Step 5: Solve for x
    x = 13,287,875,769.55/132,352
  6. Step 6: Final answer
    x = 100,398.00

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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.