Home / 144,311.04-216,462.24-65,367.36

Finding the Fourth Proportional to 144,311.04, 216,462.24 and 65,367.36

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Solution

The fourth proportional to 144,311.04, 216,462.24 and 65,367.36 is: 98,049.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,311.04 : 216,462.24 = 65,367.36 : x
  2. Step 2: Convert to fraction form
    144,311.04/216,462.24 = 65,367.36/x
  3. Step 3: Cross multiply
    144,311.04x = 216,462.24 × 65,367.36
  4. Step 4: Simplify right side
    144,311.04x = 14,149,565,168.49
  5. Step 5: Solve for x
    x = 14,149,565,168.49/144,311.04
  6. Step 6: Final answer
    x = 98,049.08

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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.