Home / 134,373.69-185,436.36-73,942.83

Finding the Fourth Proportional to 134,373.69, 185,436.36 and 73,942.83

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Solution

The fourth proportional to 134,373.69, 185,436.36 and 73,942.83 is: 102,041.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,373.69 : 185,436.36 = 73,942.83 : x
  2. Step 2: Convert to fraction form
    134,373.69/185,436.36 = 73,942.83/x
  3. Step 3: Cross multiply
    134,373.69x = 185,436.36 × 73,942.83
  4. Step 4: Simplify right side
    134,373.69x = 13,711,689,243.30
  5. Step 5: Solve for x
    x = 13,711,689,243.30/134,373.69
  6. Step 6: Final answer
    x = 102,041.47

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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.