Home / 92,176.41-138,264.62-52,705.85

Finding the Fourth Proportional to 92,176.41, 138,264.62 and 52,705.85

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Solution

The fourth proportional to 92,176.41, 138,264.62 and 52,705.85 is: 79,058.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,176.41 : 138,264.62 = 52,705.85 : x
  2. Step 2: Convert to fraction form
    92,176.41/138,264.62 = 52,705.85/x
  3. Step 3: Cross multiply
    92,176.41x = 138,264.62 × 52,705.85
  4. Step 4: Simplify right side
    92,176.41x = 7,287,353,367.17
  5. Step 5: Solve for x
    x = 7,287,353,367.17/92,176.41
  6. Step 6: Final answer
    x = 79,058.77

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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.