Home / 89,386.35-134,077.80-36,076.92

Finding the Fourth Proportional to 89,386.35, 134,077.80 and 36,076.92

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Solution

The fourth proportional to 89,386.35, 134,077.80 and 36,076.92 is: 54,114.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,386.35 : 134,077.80 = 36,076.92 : x
  2. Step 2: Convert to fraction form
    89,386.35/134,077.80 = 36,076.92/x
  3. Step 3: Cross multiply
    89,386.35x = 134,077.80 × 36,076.92
  4. Step 4: Simplify right side
    89,386.35x = 4,837,114,064.38
  5. Step 5: Solve for x
    x = 4,837,114,064.38/89,386.35
  6. Step 6: Final answer
    x = 54,114.68

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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.