Home / 148,044.49-204,320.87-84,367.69

Finding the Fourth Proportional to 148,044.49, 204,320.87 and 84,367.69

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Solution

The fourth proportional to 148,044.49, 204,320.87 and 84,367.69 is: 116,438.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,044.49 : 204,320.87 = 84,367.69 : x
  2. Step 2: Convert to fraction form
    148,044.49/204,320.87 = 84,367.69/x
  3. Step 3: Cross multiply
    148,044.49x = 204,320.87 × 84,367.69
  4. Step 4: Simplify right side
    148,044.49x = 17,238,079,820.69
  5. Step 5: Solve for x
    x = 17,238,079,820.69/148,044.49
  6. Step 6: Final answer
    x = 116,438.51

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1.5x scale

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.