Home / 145,841.86-218,775.13-40,660.92

Finding the Fourth Proportional to 145,841.86, 218,775.13 and 40,660.92

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Solution

The fourth proportional to 145,841.86, 218,775.13 and 40,660.92 is: 60,994.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,841.86 : 218,775.13 = 40,660.92 : x
  2. Step 2: Convert to fraction form
    145,841.86/218,775.13 = 40,660.92/x
  3. Step 3: Cross multiply
    145,841.86x = 218,775.13 × 40,660.92
  4. Step 4: Simplify right side
    145,841.86x = 8,895,598,058.92
  5. Step 5: Solve for x
    x = 8,895,598,058.92/145,841.86
  6. Step 6: Final answer
    x = 60,994.82

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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.