Home / 134,607.52-185,759.60-74,180.33

Finding the Fourth Proportional to 134,607.52, 185,759.60 and 74,180.33

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Solution

The fourth proportional to 134,607.52, 185,759.60 and 74,180.33 is: 102,369.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,607.52 : 185,759.60 = 74,180.33 : x
  2. Step 2: Convert to fraction form
    134,607.52/185,759.60 = 74,180.33/x
  3. Step 3: Cross multiply
    134,607.52x = 185,759.60 × 74,180.33
  4. Step 4: Simplify right side
    134,607.52x = 13,779,708,428.67
  5. Step 5: Solve for x
    x = 13,779,708,428.67/134,607.52
  6. Step 6: Final answer
    x = 102,369.53

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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.