Home / 146,159.36-219,306.70-79,520.10

Finding the Fourth Proportional to 146,159.36, 219,306.70 and 79,520.10

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Solution

The fourth proportional to 146,159.36, 219,306.70 and 79,520.10 is: 119,316.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,159.36 : 219,306.70 = 79,520.10 : x
  2. Step 2: Convert to fraction form
    146,159.36/219,306.70 = 79,520.10/x
  3. Step 3: Cross multiply
    146,159.36x = 219,306.70 × 79,520.10
  4. Step 4: Simplify right side
    146,159.36x = 17,439,290,714.67
  5. Step 5: Solve for x
    x = 17,439,290,714.67/146,159.36
  6. Step 6: Final answer
    x = 119,316.96

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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.