Home / 141,840.23-212,761.02-42,002.30

Finding the Fourth Proportional to 141,840.23, 212,761.02 and 42,002.30

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Solution

The fourth proportional to 141,840.23, 212,761.02 and 42,002.30 is: 63,003.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,840.23 : 212,761.02 = 42,002.30 : x
  2. Step 2: Convert to fraction form
    141,840.23/212,761.02 = 42,002.30/x
  3. Step 3: Cross multiply
    141,840.23x = 212,761.02 × 42,002.30
  4. Step 4: Simplify right side
    141,840.23x = 8,936,452,190.35
  5. Step 5: Solve for x
    x = 8,936,452,190.35/141,840.23
  6. Step 6: Final answer
    x = 63,003.65

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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.