Home / 90,963.93-136,441.26-34,799.72

Finding the Fourth Proportional to 90,963.93, 136,441.26 and 34,799.72

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Solution

The fourth proportional to 90,963.93, 136,441.26 and 34,799.72 is: 52,197.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,963.93 : 136,441.26 = 34,799.72 : x
  2. Step 2: Convert to fraction form
    90,963.93/136,441.26 = 34,799.72/x
  3. Step 3: Cross multiply
    90,963.93x = 136,441.26 × 34,799.72
  4. Step 4: Simplify right side
    90,963.93x = 4,748,116,962.24
  5. Step 5: Solve for x
    x = 4,748,116,962.24/90,963.93
  6. Step 6: Final answer
    x = 52,197.80

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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.