Home / 88,003.56-121,444.15-49,770.63

Finding the Fourth Proportional to 88,003.56, 121,444.15 and 49,770.63

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Solution

The fourth proportional to 88,003.56, 121,444.15 and 49,770.63 is: 68,683.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,003.56 : 121,444.15 = 49,770.63 : x
  2. Step 2: Convert to fraction form
    88,003.56/121,444.15 = 49,770.63/x
  3. Step 3: Cross multiply
    88,003.56x = 121,444.15 × 49,770.63
  4. Step 4: Simplify right side
    88,003.56x = 6,044,351,855.31
  5. Step 5: Solve for x
    x = 6,044,351,855.31/88,003.56
  6. Step 6: Final answer
    x = 68,683.04

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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.