Home / 115,384.72-173,077.06-48,807.56

Finding the Fourth Proportional to 115,384.72, 173,077.06 and 48,807.56

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Solution

The fourth proportional to 115,384.72, 173,077.06 and 48,807.56 is: 73,211.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,384.72 : 173,077.06 = 48,807.56 : x
  2. Step 2: Convert to fraction form
    115,384.72/173,077.06 = 48,807.56/x
  3. Step 3: Cross multiply
    115,384.72x = 173,077.06 × 48,807.56
  4. Step 4: Simplify right side
    115,384.72x = 8,447,468,990.57
  5. Step 5: Solve for x
    x = 8,447,468,990.57/115,384.72
  6. Step 6: Final answer
    x = 73,211.33

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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.