Home / 70,972.32-106,237.05-52,273.47

Finding the Fourth Proportional to 70,972.32, 106,237.05 and 52,273.47

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Solution

The fourth proportional to 70,972.32, 106,237.05 and 52,273.47 is: 78,247.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,972.32 : 106,237.05 = 52,273.47 : x
  2. Step 2: Convert to fraction form
    70,972.32/106,237.05 = 52,273.47/x
  3. Step 3: Cross multiply
    70,972.32x = 106,237.05 × 52,273.47
  4. Step 4: Simplify right side
    70,972.32x = 5,553,379,246.06
  5. Step 5: Solve for x
    x = 5,553,379,246.06/70,972.32
  6. Step 6: Final answer
    x = 78,247.11

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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.