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Finding the Fourth Proportional to 125,793, 173,594.34 and 69,203.16

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Solution

The fourth proportional to 125,793, 173,594.34 and 69,203.16 is: 95,500.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,793 : 173,594.34 = 69,203.16 : x
  2. Step 2: Convert to fraction form
    125,793/173,594.34 = 69,203.16/x
  3. Step 3: Cross multiply
    125,793x = 173,594.34 × 69,203.16
  4. Step 4: Simplify right side
    125,793x = 12,013,276,886.11
  5. Step 5: Solve for x
    x = 12,013,276,886.11/125,793
  6. Step 6: Final answer
    x = 95,500.36

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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.