Home / 89,279.04-123,206.58-48,996.55

Finding the Fourth Proportional to 89,279.04, 123,206.58 and 48,996.55

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Solution

The fourth proportional to 89,279.04, 123,206.58 and 48,996.55 is: 67,616.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,279.04 : 123,206.58 = 48,996.55 : x
  2. Step 2: Convert to fraction form
    89,279.04/123,206.58 = 48,996.55/x
  3. Step 3: Cross multiply
    89,279.04x = 123,206.58 × 48,996.55
  4. Step 4: Simplify right side
    89,279.04x = 6,036,697,357.30
  5. Step 5: Solve for x
    x = 6,036,697,357.30/89,279.04
  6. Step 6: Final answer
    x = 67,616.06

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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.