Home / 122,238.50-183,251.75-47,307.06

Finding the Fourth Proportional to 122,238.50, 183,251.75 and 47,307.06

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Solution

The fourth proportional to 122,238.50, 183,251.75 and 47,307.06 is: 70,919.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,238.50 : 183,251.75 = 47,307.06 : x
  2. Step 2: Convert to fraction form
    122,238.50/183,251.75 = 47,307.06/x
  3. Step 3: Cross multiply
    122,238.50x = 183,251.75 × 47,307.06
  4. Step 4: Simplify right side
    122,238.50x = 8,669,101,295.82
  5. Step 5: Solve for x
    x = 8,669,101,295.82/122,238.50
  6. Step 6: Final answer
    x = 70,919.57

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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.