Home / 147,023.68-220,502.40-41,840.32

Finding the Fourth Proportional to 147,023.68, 220,502.40 and 41,840.32

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Solution

The fourth proportional to 147,023.68, 220,502.40 and 41,840.32 is: 62,751.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,023.68 : 220,502.40 = 41,840.32 : x
  2. Step 2: Convert to fraction form
    147,023.68/220,502.40 = 41,840.32/x
  3. Step 3: Cross multiply
    147,023.68x = 220,502.40 × 41,840.32
  4. Step 4: Simplify right side
    147,023.68x = 9,225,890,976.77
  5. Step 5: Solve for x
    x = 9,225,890,976.77/147,023.68
  6. Step 6: Final answer
    x = 62,751.05

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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.