Home / 159,105.03-238,641.13-53,921.26

Finding the Fourth Proportional to 159,105.03, 238,641.13 and 53,921.26

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Solution

The fourth proportional to 159,105.03, 238,641.13 and 53,921.26 is: 80,876.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,105.03 : 238,641.13 = 53,921.26 : x
  2. Step 2: Convert to fraction form
    159,105.03/238,641.13 = 53,921.26/x
  3. Step 3: Cross multiply
    159,105.03x = 238,641.13 × 53,921.26
  4. Step 4: Simplify right side
    159,105.03x = 12,867,830,417.42
  5. Step 5: Solve for x
    x = 12,867,830,417.42/159,105.03
  6. Step 6: Final answer
    x = 80,876.33

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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.