Home / 126,013.32-173,898.81-69,424.56

Finding the Fourth Proportional to 126,013.32, 173,898.81 and 69,424.56

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Solution

The fourth proportional to 126,013.32, 173,898.81 and 69,424.56 is: 95,806.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,013.32 : 173,898.81 = 69,424.56 : x
  2. Step 2: Convert to fraction form
    126,013.32/173,898.81 = 69,424.56/x
  3. Step 3: Cross multiply
    126,013.32x = 173,898.81 × 69,424.56
  4. Step 4: Simplify right side
    126,013.32x = 12,072,848,368.77
  5. Step 5: Solve for x
    x = 12,072,848,368.77/126,013.32
  6. Step 6: Final answer
    x = 95,806.13

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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.