Home / 231,332.70-346,999.05-178,779.90

Finding the Fourth Proportional to 231,332.70, 346,999.05 and 178,779.90

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Solution

The fourth proportional to 231,332.70, 346,999.05 and 178,779.90 is: 268,169.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,332.70 : 346,999.05 = 178,779.90 : x
  2. Step 2: Convert to fraction form
    231,332.70/346,999.05 = 178,779.90/x
  3. Step 3: Cross multiply
    231,332.70x = 346,999.05 × 178,779.90
  4. Step 4: Simplify right side
    231,332.70x = 62,036,455,459.10
  5. Step 5: Solve for x
    x = 62,036,455,459.10/231,332.70
  6. Step 6: Final answer
    x = 268,169.85

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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.