Home / 144,760.20-217,133.32-39,579.40

Finding the Fourth Proportional to 144,760.20, 217,133.32 and 39,579.40

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Solution

The fourth proportional to 144,760.20, 217,133.32 and 39,579.40 is: 59,367.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,760.20 : 217,133.32 = 39,579.40 : x
  2. Step 2: Convert to fraction form
    144,760.20/217,133.32 = 39,579.40/x
  3. Step 3: Cross multiply
    144,760.20x = 217,133.32 × 39,579.40
  4. Step 4: Simplify right side
    144,760.20x = 8,594,006,525.61
  5. Step 5: Solve for x
    x = 8,594,006,525.61/144,760.20
  6. Step 6: Final answer
    x = 59,367.19

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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.