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Finding the Fourth Proportional to 60,770.60, 91,112.70 and 23,316.20

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Solution

The fourth proportional to 60,770.60, 91,112.70 and 23,316.20 is: 34,957.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,770.60 : 91,112.70 = 23,316.20 : x
  2. Step 2: Convert to fraction form
    60,770.60/91,112.70 = 23,316.20/x
  3. Step 3: Cross multiply
    60,770.60x = 91,112.70 × 23,316.20
  4. Step 4: Simplify right side
    60,770.60x = 2,124,401,935.74
  5. Step 5: Solve for x
    x = 2,124,401,935.74/60,770.60
  6. Step 6: Final answer
    x = 34,957.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.