Home / 282,372.66-423,434.64-132,655.50

Finding the Fourth Proportional to 282,372.66, 423,434.64 and 132,655.50

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Solution

The fourth proportional to 282,372.66, 423,434.64 and 132,655.50 is: 198,924.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,372.66 : 423,434.64 = 132,655.50 : x
  2. Step 2: Convert to fraction form
    282,372.66/423,434.64 = 132,655.50/x
  3. Step 3: Cross multiply
    282,372.66x = 423,434.64 × 132,655.50
  4. Step 4: Simplify right side
    282,372.66x = 56,170,933,886.52
  5. Step 5: Solve for x
    x = 56,170,933,886.52/282,372.66
  6. Step 6: Final answer
    x = 198,924.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.