Home / 141,834.40-212,532.90-123,026.20

Finding the Fourth Proportional to 141,834.40, 212,532.90 and 123,026.20

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Solution

The fourth proportional to 141,834.40, 212,532.90 and 123,026.20 is: 184,349.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,834.40 : 212,532.90 = 123,026.20 : x
  2. Step 2: Convert to fraction form
    141,834.40/212,532.90 = 123,026.20/x
  3. Step 3: Cross multiply
    141,834.40x = 212,532.90 × 123,026.20
  4. Step 4: Simplify right side
    141,834.40x = 26,147,115,061.98
  5. Step 5: Solve for x
    x = 26,147,115,061.98/141,834.40
  6. Step 6: Final answer
    x = 184,349.60

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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.