Home / 125,014.93-187,503.34-40,774.97

Finding the Fourth Proportional to 125,014.93, 187,503.34 and 40,774.97

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Solution

The fourth proportional to 125,014.93, 187,503.34 and 40,774.97 is: 61,156.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,014.93 : 187,503.34 = 40,774.97 : x
  2. Step 2: Convert to fraction form
    125,014.93/187,503.34 = 40,774.97/x
  3. Step 3: Cross multiply
    125,014.93x = 187,503.34 × 40,774.97
  4. Step 4: Simplify right side
    125,014.93x = 7,645,443,063.40
  5. Step 5: Solve for x
    x = 7,645,443,063.40/125,014.93
  6. Step 6: Final answer
    x = 61,156.24

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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.