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Finding the Fourth Proportional to 146,779.29, 220,169.95 and 40,160.95

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Solution

The fourth proportional to 146,779.29, 220,169.95 and 40,160.95 is: 60,241.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,779.29 : 220,169.95 = 40,160.95 : x
  2. Step 2: Convert to fraction form
    146,779.29/220,169.95 = 40,160.95/x
  3. Step 3: Cross multiply
    146,779.29x = 220,169.95 × 40,160.95
  4. Step 4: Simplify right side
    146,779.29x = 8,842,233,702.63
  5. Step 5: Solve for x
    x = 8,842,233,702.63/146,779.29
  6. Step 6: Final answer
    x = 60,241.70

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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.