Home / 148,948.28-205,501.37-92,392.46

Finding the Fourth Proportional to 148,948.28, 205,501.37 and 92,392.46

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Solution

The fourth proportional to 148,948.28, 205,501.37 and 92,392.46 is: 127,472.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,948.28 : 205,501.37 = 92,392.46 : x
  2. Step 2: Convert to fraction form
    148,948.28/205,501.37 = 92,392.46/x
  3. Step 3: Cross multiply
    148,948.28x = 205,501.37 × 92,392.46
  4. Step 4: Simplify right side
    148,948.28x = 18,986,777,107.67
  5. Step 5: Solve for x
    x = 18,986,777,107.67/148,948.28
  6. Step 6: Final answer
    x = 127,472.28

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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.