Home / 166,478.47-229,685.83-101,880.36

Finding the Fourth Proportional to 166,478.47, 229,685.83 and 101,880.36

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Solution

The fourth proportional to 166,478.47, 229,685.83 and 101,880.36 is: 140,561.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,478.47 : 229,685.83 = 101,880.36 : x
  2. Step 2: Convert to fraction form
    166,478.47/229,685.83 = 101,880.36/x
  3. Step 3: Cross multiply
    166,478.47x = 229,685.83 × 101,880.36
  4. Step 4: Simplify right side
    166,478.47x = 23,400,475,047.30
  5. Step 5: Solve for x
    x = 23,400,475,047.30/166,478.47
  6. Step 6: Final answer
    x = 140,561.57

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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.