Home / 90,306.08-124,625.85-50,018.98

Finding the Fourth Proportional to 90,306.08, 124,625.85 and 50,018.98

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Solution

The fourth proportional to 90,306.08, 124,625.85 and 50,018.98 is: 69,028.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,306.08 : 124,625.85 = 50,018.98 : x
  2. Step 2: Convert to fraction form
    90,306.08/124,625.85 = 50,018.98/x
  3. Step 3: Cross multiply
    90,306.08x = 124,625.85 × 50,018.98
  4. Step 4: Simplify right side
    90,306.08x = 6,233,657,587.07
  5. Step 5: Solve for x
    x = 6,233,657,587.07/90,306.08
  6. Step 6: Final answer
    x = 69,028.11

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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.