Home / 90,702.28-136,053.71-27,522.93

Finding the Fourth Proportional to 90,702.28, 136,053.71 and 27,522.93

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Solution

The fourth proportional to 90,702.28, 136,053.71 and 27,522.93 is: 41,284.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,702.28 : 136,053.71 = 27,522.93 : x
  2. Step 2: Convert to fraction form
    90,702.28/136,053.71 = 27,522.93/x
  3. Step 3: Cross multiply
    90,702.28x = 136,053.71 × 27,522.93
  4. Step 4: Simplify right side
    90,702.28x = 3,744,596,598.96
  5. Step 5: Solve for x
    x = 3,744,596,598.96/90,702.28
  6. Step 6: Final answer
    x = 41,284.48

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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.