Home / 192,541.60-288,034.80-166,535.20

Finding the Fourth Proportional to 192,541.60, 288,034.80 and 166,535.20

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Solution

The fourth proportional to 192,541.60, 288,034.80 and 166,535.20 is: 249,130.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,541.60 : 288,034.80 = 166,535.20 : x
  2. Step 2: Convert to fraction form
    192,541.60/288,034.80 = 166,535.20/x
  3. Step 3: Cross multiply
    192,541.60x = 288,034.80 × 166,535.20
  4. Step 4: Simplify right side
    192,541.60x = 47,967,933,024.96
  5. Step 5: Solve for x
    x = 47,967,933,024.96/192,541.60
  6. Step 6: Final answer
    x = 249,130.23

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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.