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Finding the Fourth Proportional to 97,389.76, 146,084.80 and 23,517.76

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Solution

The fourth proportional to 97,389.76, 146,084.80 and 23,517.76 is: 35,276.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,389.76 : 146,084.80 = 23,517.76 : x
  2. Step 2: Convert to fraction form
    97,389.76/146,084.80 = 23,517.76/x
  3. Step 3: Cross multiply
    97,389.76x = 146,084.80 × 23,517.76
  4. Step 4: Simplify right side
    97,389.76x = 3,435,587,266.05
  5. Step 5: Solve for x
    x = 3,435,587,266.05/97,389.76
  6. Step 6: Final answer
    x = 35,276.68

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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.