Home / 109,034.52-163,428.66-55,576.32

Finding the Fourth Proportional to 109,034.52, 163,428.66 and 55,576.32

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Solution

The fourth proportional to 109,034.52, 163,428.66 and 55,576.32 is: 83,301.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,034.52 : 163,428.66 = 55,576.32 : x
  2. Step 2: Convert to fraction form
    109,034.52/163,428.66 = 55,576.32/x
  3. Step 3: Cross multiply
    109,034.52x = 163,428.66 × 55,576.32
  4. Step 4: Simplify right side
    109,034.52x = 9,082,763,505.33
  5. Step 5: Solve for x
    x = 9,082,763,505.33/109,034.52
  6. Step 6: Final answer
    x = 83,301.72

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1.5x scale

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.