Home / 92,919.29-139,168.13-59,185.49

Finding the Fourth Proportional to 92,919.29, 139,168.13 and 59,185.49

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Solution

The fourth proportional to 92,919.29, 139,168.13 and 59,185.49 is: 88,643.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,919.29 : 139,168.13 = 59,185.49 : x
  2. Step 2: Convert to fraction form
    92,919.29/139,168.13 = 59,185.49/x
  3. Step 3: Cross multiply
    92,919.29x = 139,168.13 × 59,185.49
  4. Step 4: Simplify right side
    92,919.29x = 8,236,732,974.67
  5. Step 5: Solve for x
    x = 8,236,732,974.67/92,919.29
  6. Step 6: Final answer
    x = 88,643.96

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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.