Home / 144,084.42-216,137.00-55,337.92

Finding the Fourth Proportional to 144,084.42, 216,137.00 and 55,337.92

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Solution

The fourth proportional to 144,084.42, 216,137.00 and 55,337.92 is: 83,010.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,084.42 : 216,137.00 = 55,337.92 : x
  2. Step 2: Convert to fraction form
    144,084.42/216,137.00 = 55,337.92/x
  3. Step 3: Cross multiply
    144,084.42x = 216,137.00 × 55,337.92
  4. Step 4: Simplify right side
    144,084.42x = 11,960,571,613.04
  5. Step 5: Solve for x
    x = 11,960,571,613.04/144,084.42
  6. Step 6: Final answer
    x = 83,010.86

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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.