Home / 89,410.04-123,387.92-49,126.32

Finding the Fourth Proportional to 89,410.04, 123,387.92 and 49,126.32

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Solution

The fourth proportional to 89,410.04, 123,387.92 and 49,126.32 is: 67,795.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,410.04 : 123,387.92 = 49,126.32 : x
  2. Step 2: Convert to fraction form
    89,410.04/123,387.92 = 49,126.32/x
  3. Step 3: Cross multiply
    89,410.04x = 123,387.92 × 49,126.32
  4. Step 4: Simplify right side
    89,410.04x = 6,061,594,442.05
  5. Step 5: Solve for x
    x = 6,061,594,442.05/89,410.04
  6. Step 6: Final answer
    x = 67,795.46

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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.