Home / 62,389.50-93,640.41-42,350.46

Finding the Fourth Proportional to 62,389.50, 93,640.41 and 42,350.46

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Solution

The fourth proportional to 62,389.50, 93,640.41 and 42,350.46 is: 63,563.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,389.50 : 93,640.41 = 42,350.46 : x
  2. Step 2: Convert to fraction form
    62,389.50/93,640.41 = 42,350.46/x
  3. Step 3: Cross multiply
    62,389.50x = 93,640.41 × 42,350.46
  4. Step 4: Simplify right side
    62,389.50x = 3,965,714,438.09
  5. Step 5: Solve for x
    x = 3,965,714,438.09/62,389.50
  6. Step 6: Final answer
    x = 63,563.81

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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.