Home / 159,503.18-239,254.73-47,174.64

Finding the Fourth Proportional to 159,503.18, 239,254.73 and 47,174.64

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Solution

The fourth proportional to 159,503.18, 239,254.73 and 47,174.64 is: 70,761.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,503.18 : 239,254.73 = 47,174.64 : x
  2. Step 2: Convert to fraction form
    159,503.18/239,254.73 = 47,174.64/x
  3. Step 3: Cross multiply
    159,503.18x = 239,254.73 × 47,174.64
  4. Step 4: Simplify right side
    159,503.18x = 11,286,754,799.87
  5. Step 5: Solve for x
    x = 11,286,754,799.87/159,503.18
  6. Step 6: Final answer
    x = 70,761.94

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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.