Home / 147,225.38-220,791.58-47,363.32

Finding the Fourth Proportional to 147,225.38, 220,791.58 and 47,363.32

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Solution

The fourth proportional to 147,225.38, 220,791.58 and 47,363.32 is: 71,030.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,225.38 : 220,791.58 = 47,363.32 : x
  2. Step 2: Convert to fraction form
    147,225.38/220,791.58 = 47,363.32/x
  3. Step 3: Cross multiply
    147,225.38x = 220,791.58 × 47,363.32
  4. Step 4: Simplify right side
    147,225.38x = 10,457,422,256.85
  5. Step 5: Solve for x
    x = 10,457,422,256.85/147,225.38
  6. Step 6: Final answer
    x = 71,030.02

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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.