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Finding the Fourth Proportional to 141,726.98, 212,616.64 and 58,627.46

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Solution

The fourth proportional to 141,726.98, 212,616.64 and 58,627.46 is: 87,952.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,726.98 : 212,616.64 = 58,627.46 : x
  2. Step 2: Convert to fraction form
    141,726.98/212,616.64 = 58,627.46/x
  3. Step 3: Cross multiply
    141,726.98x = 212,616.64 × 58,627.46
  4. Step 4: Simplify right side
    141,726.98x = 12,465,173,556.93
  5. Step 5: Solve for x
    x = 12,465,173,556.93/141,726.98
  6. Step 6: Final answer
    x = 87,952.02

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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.