Home / 144,306.54-216,459.90-39,125.52

Finding the Fourth Proportional to 144,306.54, 216,459.90 and 39,125.52

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Solution

The fourth proportional to 144,306.54, 216,459.90 and 39,125.52 is: 58,688.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,306.54 : 216,459.90 = 39,125.52 : x
  2. Step 2: Convert to fraction form
    144,306.54/216,459.90 = 39,125.52/x
  3. Step 3: Cross multiply
    144,306.54x = 216,459.90 × 39,125.52
  4. Step 4: Simplify right side
    144,306.54x = 8,469,106,146.65
  5. Step 5: Solve for x
    x = 8,469,106,146.65/144,306.54
  6. Step 6: Final answer
    x = 58,688.30

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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.