Home / 89,553.48-123,585.66-49,267.32

Finding the Fourth Proportional to 89,553.48, 123,585.66 and 49,267.32

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Solution

The fourth proportional to 89,553.48, 123,585.66 and 49,267.32 is: 67,989.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,553.48 : 123,585.66 = 49,267.32 : x
  2. Step 2: Convert to fraction form
    89,553.48/123,585.66 = 49,267.32/x
  3. Step 3: Cross multiply
    89,553.48x = 123,585.66 × 49,267.32
  4. Step 4: Simplify right side
    89,553.48x = 6,088,734,258.63
  5. Step 5: Solve for x
    x = 6,088,734,258.63/89,553.48
  6. Step 6: Final answer
    x = 67,989.92

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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.