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Finding the Fourth Proportional to 239,353.02, 359,030.70 and 70,876.53

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Solution

The fourth proportional to 239,353.02, 359,030.70 and 70,876.53 is: 106,315.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,353.02 : 359,030.70 = 70,876.53 : x
  2. Step 2: Convert to fraction form
    239,353.02/359,030.70 = 70,876.53/x
  3. Step 3: Cross multiply
    239,353.02x = 359,030.70 × 70,876.53
  4. Step 4: Simplify right side
    239,353.02x = 25,446,850,179.47
  5. Step 5: Solve for x
    x = 25,446,850,179.47/239,353.02
  6. Step 6: Final answer
    x = 106,315.14

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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.