Home / 146,138.10-219,085.65-61,962.90

Finding the Fourth Proportional to 146,138.10, 219,085.65 and 61,962.90

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Solution

The fourth proportional to 146,138.10, 219,085.65 and 61,962.90 is: 92,892.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,138.10 : 219,085.65 = 61,962.90 : x
  2. Step 2: Convert to fraction form
    146,138.10/219,085.65 = 61,962.90/x
  3. Step 3: Cross multiply
    146,138.10x = 219,085.65 × 61,962.90
  4. Step 4: Simplify right side
    146,138.10x = 13,575,182,222.39
  5. Step 5: Solve for x
    x = 13,575,182,222.39/146,138.10
  6. Step 6: Final answer
    x = 92,892.83

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1.5x scale

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.