Home / 144,423.04-216,634.24-39,257.28

Finding the Fourth Proportional to 144,423.04, 216,634.24 and 39,257.28

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Solution

The fourth proportional to 144,423.04, 216,634.24 and 39,257.28 is: 58,885.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,423.04 : 216,634.24 = 39,257.28 : x
  2. Step 2: Convert to fraction form
    144,423.04/216,634.24 = 39,257.28/x
  3. Step 3: Cross multiply
    144,423.04x = 216,634.24 × 39,257.28
  4. Step 4: Simplify right side
    144,423.04x = 8,504,471,017.27
  5. Step 5: Solve for x
    x = 8,504,471,017.27/144,423.04
  6. Step 6: Final answer
    x = 58,885.83

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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.