Home / 134,306.13-185,342.55-73,881.39

Finding the Fourth Proportional to 134,306.13, 185,342.55 and 73,881.39

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Solution

The fourth proportional to 134,306.13, 185,342.55 and 73,881.39 is: 101,956.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,306.13 : 185,342.55 = 73,881.39 : x
  2. Step 2: Convert to fraction form
    134,306.13/185,342.55 = 73,881.39/x
  3. Step 3: Cross multiply
    134,306.13x = 185,342.55 × 73,881.39
  4. Step 4: Simplify right side
    134,306.13x = 13,693,365,220.14
  5. Step 5: Solve for x
    x = 13,693,365,220.14/134,306.13
  6. Step 6: Final answer
    x = 101,956.37

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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.