Home / 88,739.86-122,463.53-48,456.18

Finding the Fourth Proportional to 88,739.86, 122,463.53 and 48,456.18

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Solution

The fourth proportional to 88,739.86, 122,463.53 and 48,456.18 is: 66,870.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,739.86 : 122,463.53 = 48,456.18 : x
  2. Step 2: Convert to fraction form
    88,739.86/122,463.53 = 48,456.18/x
  3. Step 3: Cross multiply
    88,739.86x = 122,463.53 × 48,456.18
  4. Step 4: Simplify right side
    88,739.86x = 5,934,114,853.12
  5. Step 5: Solve for x
    x = 5,934,114,853.12/88,739.86
  6. Step 6: Final answer
    x = 66,870.91

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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.