Home / 223,927.73-309,029.02-127,140.59

Finding the Fourth Proportional to 223,927.73, 309,029.02 and 127,140.59

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Solution

The fourth proportional to 223,927.73, 309,029.02 and 127,140.59 is: 175,458.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,927.73 : 309,029.02 = 127,140.59 : x
  2. Step 2: Convert to fraction form
    223,927.73/309,029.02 = 127,140.59/x
  3. Step 3: Cross multiply
    223,927.73x = 309,029.02 × 127,140.59
  4. Step 4: Simplify right side
    223,927.73x = 39,290,132,512.53
  5. Step 5: Solve for x
    x = 39,290,132,512.53/223,927.73
  6. Step 6: Final answer
    x = 175,458.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.