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Finding the Fourth Proportional to 60,954.50, 91,431.12 and 46,253.72

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Solution

The fourth proportional to 60,954.50, 91,431.12 and 46,253.72 is: 69,380.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,954.50 : 91,431.12 = 46,253.72 : x
  2. Step 2: Convert to fraction form
    60,954.50/91,431.12 = 46,253.72/x
  3. Step 3: Cross multiply
    60,954.50x = 91,431.12 × 46,253.72
  4. Step 4: Simplify right side
    60,954.50x = 4,229,029,423.77
  5. Step 5: Solve for x
    x = 4,229,029,423.77/60,954.50
  6. Step 6: Final answer
    x = 69,380.10

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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.