Home / 208,475.59-287,727.18-132,001.77

Finding the Fourth Proportional to 208,475.59, 287,727.18 and 132,001.77

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Solution

The fourth proportional to 208,475.59, 287,727.18 and 132,001.77 is: 182,181.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,475.59 : 287,727.18 = 132,001.77 : x
  2. Step 2: Convert to fraction form
    208,475.59/287,727.18 = 132,001.77/x
  3. Step 3: Cross multiply
    208,475.59x = 287,727.18 × 132,001.77
  4. Step 4: Simplify right side
    208,475.59x = 37,980,497,037.11
  5. Step 5: Solve for x
    x = 37,980,497,037.11/208,475.59
  6. Step 6: Final answer
    x = 182,181.99

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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.