Home / 90,251.82-124,552.08-49,967.28

Finding the Fourth Proportional to 90,251.82, 124,552.08 and 49,967.28

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Solution

The fourth proportional to 90,251.82, 124,552.08 and 49,967.28 is: 68,957.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,251.82 : 124,552.08 = 49,967.28 : x
  2. Step 2: Convert to fraction form
    90,251.82/124,552.08 = 49,967.28/x
  3. Step 3: Cross multiply
    90,251.82x = 124,552.08 × 49,967.28
  4. Step 4: Simplify right side
    90,251.82x = 6,223,528,655.94
  5. Step 5: Solve for x
    x = 6,223,528,655.94/90,251.82
  6. Step 6: Final answer
    x = 68,957.38

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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.