Home / 90,546.13-124,961.57-52,832.53

Finding the Fourth Proportional to 90,546.13, 124,961.57 and 52,832.53

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Solution

The fourth proportional to 90,546.13, 124,961.57 and 52,832.53 is: 72,913.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,546.13 : 124,961.57 = 52,832.53 : x
  2. Step 2: Convert to fraction form
    90,546.13/124,961.57 = 52,832.53/x
  3. Step 3: Cross multiply
    90,546.13x = 124,961.57 × 52,832.53
  4. Step 4: Simplify right side
    90,546.13x = 6,602,035,895.87
  5. Step 5: Solve for x
    x = 6,602,035,895.87/90,546.13
  6. Step 6: Final answer
    x = 72,913.51

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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.