Home / 55,254.30-76,230.93-36,144.96

Finding the Fourth Proportional to 55,254.30, 76,230.93 and 36,144.96

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Solution

The fourth proportional to 55,254.30, 76,230.93 and 36,144.96 is: 49,866.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,254.30 : 76,230.93 = 36,144.96 : x
  2. Step 2: Convert to fraction form
    55,254.30/76,230.93 = 36,144.96/x
  3. Step 3: Cross multiply
    55,254.30x = 76,230.93 × 36,144.96
  4. Step 4: Simplify right side
    55,254.30x = 2,755,363,915.61
  5. Step 5: Solve for x
    x = 2,755,363,915.61/55,254.30
  6. Step 6: Final answer
    x = 49,866.96

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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.