Home / 188,142.52-282,604.02-152,159.44

Finding the Fourth Proportional to 188,142.52, 282,604.02 and 152,159.44

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Solution

The fourth proportional to 188,142.52, 282,604.02 and 152,159.44 is: 228,554.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,142.52 : 282,604.02 = 152,159.44 : x
  2. Step 2: Convert to fraction form
    188,142.52/282,604.02 = 152,159.44/x
  3. Step 3: Cross multiply
    188,142.52x = 282,604.02 × 152,159.44
  4. Step 4: Simplify right side
    188,142.52x = 43,000,869,424.95
  5. Step 5: Solve for x
    x = 43,000,869,424.95/188,142.52
  6. Step 6: Final answer
    x = 228,554.76

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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.