Home / 88,407.32-122,012.50-49,651.52

Finding the Fourth Proportional to 88,407.32, 122,012.50 and 49,651.52

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Solution

The fourth proportional to 88,407.32, 122,012.50 and 49,651.52 is: 68,524.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,407.32 : 122,012.50 = 49,651.52 : x
  2. Step 2: Convert to fraction form
    88,407.32/122,012.50 = 49,651.52/x
  3. Step 3: Cross multiply
    88,407.32x = 122,012.50 × 49,651.52
  4. Step 4: Simplify right side
    88,407.32x = 6,058,105,349.81
  5. Step 5: Solve for x
    x = 6,058,105,349.81/88,407.32
  6. Step 6: Final answer
    x = 68,524.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.