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Finding the Fourth Proportional to 60,604.60, 90,950.10 and 34,281.40

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Solution

The fourth proportional to 60,604.60, 90,950.10 and 34,281.40 is: 51,446.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,604.60 : 90,950.10 = 34,281.40 : x
  2. Step 2: Convert to fraction form
    60,604.60/90,950.10 = 34,281.40/x
  3. Step 3: Cross multiply
    60,604.60x = 90,950.10 × 34,281.40
  4. Step 4: Simplify right side
    60,604.60x = 3,117,896,758.14
  5. Step 5: Solve for x
    x = 3,117,896,758.14/60,604.60
  6. Step 6: Final answer
    x = 51,446.54

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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.