Home / 89,125.95-122,993.92-48,841.18

Finding the Fourth Proportional to 89,125.95, 122,993.92 and 48,841.18

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Solution

The fourth proportional to 89,125.95, 122,993.92 and 48,841.18 is: 67,400.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,125.95 : 122,993.92 = 48,841.18 : x
  2. Step 2: Convert to fraction form
    89,125.95/122,993.92 = 48,841.18/x
  3. Step 3: Cross multiply
    89,125.95x = 122,993.92 × 48,841.18
  4. Step 4: Simplify right side
    89,125.95x = 6,007,167,801.83
  5. Step 5: Solve for x
    x = 6,007,167,801.83/89,125.95
  6. Step 6: Final answer
    x = 67,400.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.