Home / 159,555.48-239,335.65-47,247.05

Finding the Fourth Proportional to 159,555.48, 239,335.65 and 47,247.05

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Solution

The fourth proportional to 159,555.48, 239,335.65 and 47,247.05 is: 70,871.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,555.48 : 239,335.65 = 47,247.05 : x
  2. Step 2: Convert to fraction form
    159,555.48/239,335.65 = 47,247.05/x
  3. Step 3: Cross multiply
    159,555.48x = 239,335.65 × 47,247.05
  4. Step 4: Simplify right side
    159,555.48x = 11,307,904,020.67
  5. Step 5: Solve for x
    x = 11,307,904,020.67/159,555.48
  6. Step 6: Final answer
    x = 70,871.30

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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.