Home / 88,118.96-121,606.35-47,832.66

Finding the Fourth Proportional to 88,118.96, 121,606.35 and 47,832.66

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Solution

The fourth proportional to 88,118.96, 121,606.35 and 47,832.66 is: 66,010.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,118.96 : 121,606.35 = 47,832.66 : x
  2. Step 2: Convert to fraction form
    88,118.96/121,606.35 = 47,832.66/x
  3. Step 3: Cross multiply
    88,118.96x = 121,606.35 × 47,832.66
  4. Step 4: Simplify right side
    88,118.96x = 5,816,755,014.02
  5. Step 5: Solve for x
    x = 5,816,755,014.02/88,118.96
  6. Step 6: Final answer
    x = 66,010.26

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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.