Home / 152,819.95-229,219.10-40,497.68

Finding the Fourth Proportional to 152,819.95, 229,219.10 and 40,497.68

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Solution

The fourth proportional to 152,819.95, 229,219.10 and 40,497.68 is: 60,743.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,819.95 : 229,219.10 = 40,497.68 : x
  2. Step 2: Convert to fraction form
    152,819.95/229,219.10 = 40,497.68/x
  3. Step 3: Cross multiply
    152,819.95x = 229,219.10 × 40,497.68
  4. Step 4: Simplify right side
    152,819.95x = 9,282,840,413.10
  5. Step 5: Solve for x
    x = 9,282,840,413.10/152,819.95
  6. Step 6: Final answer
    x = 60,743.64

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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.