Home / 106,445.20-159,740.70-59,060.20

Finding the Fourth Proportional to 106,445.20, 159,740.70 and 59,060.20

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Solution

The fourth proportional to 106,445.20, 159,740.70 and 59,060.20 is: 88,630.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,445.20 : 159,740.70 = 59,060.20 : x
  2. Step 2: Convert to fraction form
    106,445.20/159,740.70 = 59,060.20/x
  3. Step 3: Cross multiply
    106,445.20x = 159,740.70 × 59,060.20
  4. Step 4: Simplify right side
    106,445.20x = 9,434,317,690.14
  5. Step 5: Solve for x
    x = 9,434,317,690.14/106,445.20
  6. Step 6: Final answer
    x = 88,630.75

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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.