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Finding the Fourth Proportional to 92,545, 127,702.30 and 52,256.32

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Solution

The fourth proportional to 92,545, 127,702.30 and 52,256.32 is: 72,108.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,545 : 127,702.30 = 52,256.32 : x
  2. Step 2: Convert to fraction form
    92,545/127,702.30 = 52,256.32/x
  3. Step 3: Cross multiply
    92,545x = 127,702.30 × 52,256.32
  4. Step 4: Simplify right side
    92,545x = 6,673,252,253.54
  5. Step 5: Solve for x
    x = 6,673,252,253.54/92,545
  6. Step 6: Final answer
    x = 72,108.19

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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.