Home / 49,220.52-67,918.08-31,064.48

Finding the Fourth Proportional to 49,220.52, 67,918.08 and 31,064.48

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Solution

The fourth proportional to 49,220.52, 67,918.08 and 31,064.48 is: 42,865.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,220.52 : 67,918.08 = 31,064.48 : x
  2. Step 2: Convert to fraction form
    49,220.52/67,918.08 = 31,064.48/x
  3. Step 3: Cross multiply
    49,220.52x = 67,918.08 × 31,064.48
  4. Step 4: Simplify right side
    49,220.52x = 2,109,839,498.21
  5. Step 5: Solve for x
    x = 2,109,839,498.21/49,220.52
  6. Step 6: Final answer
    x = 42,865.04

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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.