Home / 282,432.40-423,607.56-92,899.96

Finding the Fourth Proportional to 282,432.40, 423,607.56 and 92,899.96

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Solution

The fourth proportional to 282,432.40, 423,607.56 and 92,899.96 is: 139,336.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,432.40 : 423,607.56 = 92,899.96 : x
  2. Step 2: Convert to fraction form
    282,432.40/423,607.56 = 92,899.96/x
  3. Step 3: Cross multiply
    282,432.40x = 423,607.56 × 92,899.96
  4. Step 4: Simplify right side
    282,432.40x = 39,353,125,379.70
  5. Step 5: Solve for x
    x = 39,353,125,379.70/282,432.40
  6. Step 6: Final answer
    x = 139,336.44

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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.