Home / 159,505.62-239,312.70-100,271.94

Finding the Fourth Proportional to 159,505.62, 239,312.70 and 100,271.94

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Solution

The fourth proportional to 159,505.62, 239,312.70 and 100,271.94 is: 150,442.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,505.62 : 239,312.70 = 100,271.94 : x
  2. Step 2: Convert to fraction form
    159,505.62/239,312.70 = 100,271.94/x
  3. Step 3: Cross multiply
    159,505.62x = 239,312.70 × 100,271.94
  4. Step 4: Simplify right side
    159,505.62x = 23,996,348,695.64
  5. Step 5: Solve for x
    x = 23,996,348,695.64/159,505.62
  6. Step 6: Final answer
    x = 150,442.03

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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.