Home / 141,821.10-212,440.05-97,497.90

Finding the Fourth Proportional to 141,821.10, 212,440.05 and 97,497.90

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Solution

The fourth proportional to 141,821.10, 212,440.05 and 97,497.90 is: 146,046.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,821.10 : 212,440.05 = 97,497.90 : x
  2. Step 2: Convert to fraction form
    141,821.10/212,440.05 = 97,497.90/x
  3. Step 3: Cross multiply
    141,821.10x = 212,440.05 × 97,497.90
  4. Step 4: Simplify right side
    141,821.10x = 20,712,458,750.90
  5. Step 5: Solve for x
    x = 20,712,458,750.90/141,821.10
  6. Step 6: Final answer
    x = 146,046.38

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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.