Home / 134,306.47-185,339.03-73,877.09

Finding the Fourth Proportional to 134,306.47, 185,339.03 and 73,877.09

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Solution

The fourth proportional to 134,306.47, 185,339.03 and 73,877.09 is: 101,948.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,306.47 : 185,339.03 = 73,877.09 : x
  2. Step 2: Convert to fraction form
    134,306.47/185,339.03 = 73,877.09/x
  3. Step 3: Cross multiply
    134,306.47x = 185,339.03 × 73,877.09
  4. Step 4: Simplify right side
    134,306.47x = 13,692,308,293.78
  5. Step 5: Solve for x
    x = 13,692,308,293.78/134,306.47
  6. Step 6: Final answer
    x = 101,948.24

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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.