Home / 88,775.17-133,002.32-55,479.25

Finding the Fourth Proportional to 88,775.17, 133,002.32 and 55,479.25

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Solution

The fourth proportional to 88,775.17, 133,002.32 and 55,479.25 is: 83,118.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,775.17 : 133,002.32 = 55,479.25 : x
  2. Step 2: Convert to fraction form
    88,775.17/133,002.32 = 55,479.25/x
  3. Step 3: Cross multiply
    88,775.17x = 133,002.32 × 55,479.25
  4. Step 4: Simplify right side
    88,775.17x = 7,378,868,684.46
  5. Step 5: Solve for x
    x = 7,378,868,684.46/88,775.17
  6. Step 6: Final answer
    x = 83,118.61

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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.