Home / 144,536.25-216,679.78-55,851.98

Finding the Fourth Proportional to 144,536.25, 216,679.78 and 55,851.98

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Solution

The fourth proportional to 144,536.25, 216,679.78 and 55,851.98 is: 83,729.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,536.25 : 216,679.78 = 55,851.98 : x
  2. Step 2: Convert to fraction form
    144,536.25/216,679.78 = 55,851.98/x
  3. Step 3: Cross multiply
    144,536.25x = 216,679.78 × 55,851.98
  4. Step 4: Simplify right side
    144,536.25x = 12,101,994,197.27
  5. Step 5: Solve for x
    x = 12,101,994,197.27/144,536.25
  6. Step 6: Final answer
    x = 83,729.82

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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.