Home / 88,739.96-133,073.22-36,113.72

Finding the Fourth Proportional to 88,739.96, 133,073.22 and 36,113.72

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Solution

The fourth proportional to 88,739.96, 133,073.22 and 36,113.72 is: 54,155.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,739.96 : 133,073.22 = 36,113.72 : x
  2. Step 2: Convert to fraction form
    88,739.96/133,073.22 = 36,113.72/x
  3. Step 3: Cross multiply
    88,739.96x = 133,073.22 × 36,113.72
  4. Step 4: Simplify right side
    88,739.96x = 4,805,769,006.58
  5. Step 5: Solve for x
    x = 4,805,769,006.58/88,739.96
  6. Step 6: Final answer
    x = 54,155.64

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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.