Home / 145,329.44-217,998.24-40,148.40

Finding the Fourth Proportional to 145,329.44, 217,998.24 and 40,148.40

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Solution

The fourth proportional to 145,329.44, 217,998.24 and 40,148.40 is: 60,223.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,329.44 : 217,998.24 = 40,148.40 : x
  2. Step 2: Convert to fraction form
    145,329.44/217,998.24 = 40,148.40/x
  3. Step 3: Cross multiply
    145,329.44x = 217,998.24 × 40,148.40
  4. Step 4: Simplify right side
    145,329.44x = 8,752,280,538.82
  5. Step 5: Solve for x
    x = 8,752,280,538.82/145,329.44
  6. Step 6: Final answer
    x = 60,223.73

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1.5x scale

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.