Home / 147,056.68-220,518.78-41,851.72

Finding the Fourth Proportional to 147,056.68, 220,518.78 and 41,851.72

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Solution

The fourth proportional to 147,056.68, 220,518.78 and 41,851.72 is: 62,758.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,056.68 : 220,518.78 = 41,851.72 : x
  2. Step 2: Convert to fraction form
    147,056.68/220,518.78 = 41,851.72/x
  3. Step 3: Cross multiply
    147,056.68x = 220,518.78 × 41,851.72
  4. Step 4: Simplify right side
    147,056.68x = 9,229,090,235.30
  5. Step 5: Solve for x
    x = 9,229,090,235.30/147,056.68
  6. Step 6: Final answer
    x = 62,758.73

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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.