Home / 61,160.24-84,403.98-38,203.65

Finding the Fourth Proportional to 61,160.24, 84,403.98 and 38,203.65

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Solution

The fourth proportional to 61,160.24, 84,403.98 and 38,203.65 is: 52,722.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,160.24 : 84,403.98 = 38,203.65 : x
  2. Step 2: Convert to fraction form
    61,160.24/84,403.98 = 38,203.65/x
  3. Step 3: Cross multiply
    61,160.24x = 84,403.98 × 38,203.65
  4. Step 4: Simplify right side
    61,160.24x = 3,224,540,110.53
  5. Step 5: Solve for x
    x = 3,224,540,110.53/61,160.24
  6. Step 6: Final answer
    x = 52,722.82

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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.