Home / 103,082.19-154,647.54-32,001.21

Finding the Fourth Proportional to 103,082.19, 154,647.54 and 32,001.21

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Solution

The fourth proportional to 103,082.19, 154,647.54 and 32,001.21 is: 48,009.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,082.19 : 154,647.54 = 32,001.21 : x
  2. Step 2: Convert to fraction form
    103,082.19/154,647.54 = 32,001.21/x
  3. Step 3: Cross multiply
    103,082.19x = 154,647.54 × 32,001.21
  4. Step 4: Simplify right side
    103,082.19x = 4,948,908,403.52
  5. Step 5: Solve for x
    x = 4,948,908,403.52/103,082.19
  6. Step 6: Final answer
    x = 48,009.34

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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.