Home / 92,703.85-139,040.92-26,148.66

Finding the Fourth Proportional to 92,703.85, 139,040.92 and 26,148.66

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Solution

The fourth proportional to 92,703.85, 139,040.92 and 26,148.66 is: 39,218.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,703.85 : 139,040.92 = 26,148.66 : x
  2. Step 2: Convert to fraction form
    92,703.85/139,040.92 = 26,148.66/x
  3. Step 3: Cross multiply
    92,703.85x = 139,040.92 × 26,148.66
  4. Step 4: Simplify right side
    92,703.85x = 3,635,733,730.71
  5. Step 5: Solve for x
    x = 3,635,733,730.71/92,703.85
  6. Step 6: Final answer
    x = 39,218.80

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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.