Home / 92,627.12-127,830.40-52,342.58

Finding the Fourth Proportional to 92,627.12, 127,830.40 and 52,342.58

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Solution

The fourth proportional to 92,627.12, 127,830.40 and 52,342.58 is: 72,235.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,627.12 : 127,830.40 = 52,342.58 : x
  2. Step 2: Convert to fraction form
    92,627.12/127,830.40 = 52,342.58/x
  3. Step 3: Cross multiply
    92,627.12x = 127,830.40 × 52,342.58
  4. Step 4: Simplify right side
    92,627.12x = 6,690,972,938.43
  5. Step 5: Solve for x
    x = 6,690,972,938.43/92,627.12
  6. Step 6: Final answer
    x = 72,235.57

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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.