Home / 62,478.78-86,222.86-34,184.46

Finding the Fourth Proportional to 62,478.78, 86,222.86 and 34,184.46

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Solution

The fourth proportional to 62,478.78, 86,222.86 and 34,184.46 is: 47,175.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,478.78 : 86,222.86 = 34,184.46 : x
  2. Step 2: Convert to fraction form
    62,478.78/86,222.86 = 34,184.46/x
  3. Step 3: Cross multiply
    62,478.78x = 86,222.86 × 34,184.46
  4. Step 4: Simplify right side
    62,478.78x = 2,947,481,908.76
  5. Step 5: Solve for x
    x = 2,947,481,908.76/62,478.78
  6. Step 6: Final answer
    x = 47,175.73

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1.5x scale

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.