Home / 89,073.30-133,570.80-26,729.22

Finding the Fourth Proportional to 89,073.30, 133,570.80 and 26,729.22

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Solution

The fourth proportional to 89,073.30, 133,570.80 and 26,729.22 is: 40,082.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,073.30 : 133,570.80 = 26,729.22 : x
  2. Step 2: Convert to fraction form
    89,073.30/133,570.80 = 26,729.22/x
  3. Step 3: Cross multiply
    89,073.30x = 133,570.80 × 26,729.22
  4. Step 4: Simplify right side
    89,073.30x = 3,570,243,298.78
  5. Step 5: Solve for x
    x = 3,570,243,298.78/89,073.30
  6. Step 6: Final answer
    x = 40,082.08

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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.