Home / 67,871.19-93,662.46-37,657.11

Finding the Fourth Proportional to 67,871.19, 93,662.46 and 37,657.11

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Solution

The fourth proportional to 67,871.19, 93,662.46 and 37,657.11 is: 51,966.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,871.19 : 93,662.46 = 37,657.11 : x
  2. Step 2: Convert to fraction form
    67,871.19/93,662.46 = 37,657.11/x
  3. Step 3: Cross multiply
    67,871.19x = 93,662.46 × 37,657.11
  4. Step 4: Simplify right side
    67,871.19x = 3,527,057,559.09
  5. Step 5: Solve for x
    x = 3,527,057,559.09/67,871.19
  6. Step 6: Final answer
    x = 51,966.93

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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.