Home / 109,310.07-150,845.04-61,560.57

Finding the Fourth Proportional to 109,310.07, 150,845.04 and 61,560.57

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Solution

The fourth proportional to 109,310.07, 150,845.04 and 61,560.57 is: 84,951.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,310.07 : 150,845.04 = 61,560.57 : x
  2. Step 2: Convert to fraction form
    109,310.07/150,845.04 = 61,560.57/x
  3. Step 3: Cross multiply
    109,310.07x = 150,845.04 × 61,560.57
  4. Step 4: Simplify right side
    109,310.07x = 9,286,106,644.07
  5. Step 5: Solve for x
    x = 9,286,106,644.07/109,310.07
  6. Step 6: Final answer
    x = 84,951.98

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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.