Home / 132,444.69-182,775.95-72,015.74

Finding the Fourth Proportional to 132,444.69, 182,775.95 and 72,015.74

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Solution

The fourth proportional to 132,444.69, 182,775.95 and 72,015.74 is: 99,382.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,444.69 : 182,775.95 = 72,015.74 : x
  2. Step 2: Convert to fraction form
    132,444.69/182,775.95 = 72,015.74/x
  3. Step 3: Cross multiply
    132,444.69x = 182,775.95 × 72,015.74
  4. Step 4: Simplify right side
    132,444.69x = 13,162,745,293.45
  5. Step 5: Solve for x
    x = 13,162,745,293.45/132,444.69
  6. Step 6: Final answer
    x = 99,382.96

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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.