Home / 141,814.04-212,760.02-74,350.56

Finding the Fourth Proportional to 141,814.04, 212,760.02 and 74,350.56

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Solution

The fourth proportional to 141,814.04, 212,760.02 and 74,350.56 is: 111,546.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,814.04 : 212,760.02 = 74,350.56 : x
  2. Step 2: Convert to fraction form
    141,814.04/212,760.02 = 74,350.56/x
  3. Step 3: Cross multiply
    141,814.04x = 212,760.02 × 74,350.56
  4. Step 4: Simplify right side
    141,814.04x = 15,818,826,001.34
  5. Step 5: Solve for x
    x = 15,818,826,001.34/141,814.04
  6. Step 6: Final answer
    x = 111,546.26

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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.