Home / 122,626.88-183,953.28-52,487.36

Finding the Fourth Proportional to 122,626.88, 183,953.28 and 52,487.36

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Solution

The fourth proportional to 122,626.88, 183,953.28 and 52,487.36 is: 78,736.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,626.88 : 183,953.28 = 52,487.36 : x
  2. Step 2: Convert to fraction form
    122,626.88/183,953.28 = 52,487.36/x
  3. Step 3: Cross multiply
    122,626.88x = 183,953.28 × 52,487.36
  4. Step 4: Simplify right side
    122,626.88x = 9,655,222,030.54
  5. Step 5: Solve for x
    x = 9,655,222,030.54/122,626.88
  6. Step 6: Final answer
    x = 78,736.59

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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.