Home / 103,099.74-154,702.26-49,125.39

Finding the Fourth Proportional to 103,099.74, 154,702.26 and 49,125.39

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Solution

The fourth proportional to 103,099.74, 154,702.26 and 49,125.39 is: 73,713.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,099.74 : 154,702.26 = 49,125.39 : x
  2. Step 2: Convert to fraction form
    103,099.74/154,702.26 = 49,125.39/x
  3. Step 3: Cross multiply
    103,099.74x = 154,702.26 × 49,125.39
  4. Step 4: Simplify right side
    103,099.74x = 7,599,808,856.38
  5. Step 5: Solve for x
    x = 7,599,808,856.38/103,099.74
  6. Step 6: Final answer
    x = 73,713.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.