Home / 90,522.72-124,893.36-52,770.24

Finding the Fourth Proportional to 90,522.72, 124,893.36 and 52,770.24

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Solution

The fourth proportional to 90,522.72, 124,893.36 and 52,770.24 is: 72,806.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,522.72 : 124,893.36 = 52,770.24 : x
  2. Step 2: Convert to fraction form
    90,522.72/124,893.36 = 52,770.24/x
  3. Step 3: Cross multiply
    90,522.72x = 124,893.36 × 52,770.24
  4. Step 4: Simplify right side
    90,522.72x = 6,590,652,581.61
  5. Step 5: Solve for x
    x = 6,590,652,581.61/90,522.72
  6. Step 6: Final answer
    x = 72,806.61

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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.