Home / 144,759.24-217,138.94-39,570.30

Finding the Fourth Proportional to 144,759.24, 217,138.94 and 39,570.30

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Solution

The fourth proportional to 144,759.24, 217,138.94 and 39,570.30 is: 59,355.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,759.24 : 217,138.94 = 39,570.30 : x
  2. Step 2: Convert to fraction form
    144,759.24/217,138.94 = 39,570.30/x
  3. Step 3: Cross multiply
    144,759.24x = 217,138.94 × 39,570.30
  4. Step 4: Simplify right side
    144,759.24x = 8,592,252,799.63
  5. Step 5: Solve for x
    x = 8,592,252,799.63/144,759.24
  6. Step 6: Final answer
    x = 59,355.47

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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.