Home / 134,349.84-185,428.44-88,947.72

Finding the Fourth Proportional to 134,349.84, 185,428.44 and 88,947.72

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Solution

The fourth proportional to 134,349.84, 185,428.44 and 88,947.72 is: 122,764.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,349.84 : 185,428.44 = 88,947.72 : x
  2. Step 2: Convert to fraction form
    134,349.84/185,428.44 = 88,947.72/x
  3. Step 3: Cross multiply
    134,349.84x = 185,428.44 × 88,947.72
  4. Step 4: Simplify right side
    134,349.84x = 16,493,436,961.16
  5. Step 5: Solve for x
    x = 16,493,436,961.16/134,349.84
  6. Step 6: Final answer
    x = 122,764.84

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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.