Home / 159,383.04-239,106.11-45,531.83

Finding the Fourth Proportional to 159,383.04, 239,106.11 and 45,531.83

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Solution

The fourth proportional to 159,383.04, 239,106.11 and 45,531.83 is: 68,306.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,383.04 : 239,106.11 = 45,531.83 : x
  2. Step 2: Convert to fraction form
    159,383.04/239,106.11 = 45,531.83/x
  3. Step 3: Cross multiply
    159,383.04x = 239,106.11 × 45,531.83
  4. Step 4: Simplify right side
    159,383.04x = 10,886,938,994.45
  5. Step 5: Solve for x
    x = 10,886,938,994.45/159,383.04
  6. Step 6: Final answer
    x = 68,306.76

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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.