Home / 159,427.35-239,166.81-47,118.83

Finding the Fourth Proportional to 159,427.35, 239,166.81 and 47,118.83

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Solution

The fourth proportional to 159,427.35, 239,166.81 and 47,118.83 is: 70,685.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,427.35 : 239,166.81 = 47,118.83 : x
  2. Step 2: Convert to fraction form
    159,427.35/239,166.81 = 47,118.83/x
  3. Step 3: Cross multiply
    159,427.35x = 239,166.81 × 47,118.83
  4. Step 4: Simplify right side
    159,427.35x = 11,269,259,066.20
  5. Step 5: Solve for x
    x = 11,269,259,066.20/159,427.35
  6. Step 6: Final answer
    x = 70,685.86

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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.