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Finding the Fourth Proportional to 125,366.94, 188,041.59 and 58,821.66

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Solution

The fourth proportional to 125,366.94, 188,041.59 and 58,821.66 is: 88,228.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,366.94 : 188,041.59 = 58,821.66 : x
  2. Step 2: Convert to fraction form
    125,366.94/188,041.59 = 58,821.66/x
  3. Step 3: Cross multiply
    125,366.94x = 188,041.59 × 58,821.66
  4. Step 4: Simplify right side
    125,366.94x = 11,060,918,472.84
  5. Step 5: Solve for x
    x = 11,060,918,472.84/125,366.94
  6. Step 6: Final answer
    x = 88,228.35

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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.