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Finding the Fourth Proportional to 92,310.53, 127,386.75 and 52,023.48

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Solution

The fourth proportional to 92,310.53, 127,386.75 and 52,023.48 is: 71,791.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,310.53 : 127,386.75 = 52,023.48 : x
  2. Step 2: Convert to fraction form
    92,310.53/127,386.75 = 52,023.48/x
  3. Step 3: Cross multiply
    92,310.53x = 127,386.75 × 52,023.48
  4. Step 4: Simplify right side
    92,310.53x = 6,627,102,040.89
  5. Step 5: Solve for x
    x = 6,627,102,040.89/92,310.53
  6. Step 6: Final answer
    x = 71,791.40

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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.