Home / 67,726.22-93,454.20-39,045.56

Finding the Fourth Proportional to 67,726.22, 93,454.20 and 39,045.56

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Solution

The fourth proportional to 67,726.22, 93,454.20 and 39,045.56 is: 53,878.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,726.22 : 93,454.20 = 39,045.56 : x
  2. Step 2: Convert to fraction form
    67,726.22/93,454.20 = 39,045.56/x
  3. Step 3: Cross multiply
    67,726.22x = 93,454.20 × 39,045.56
  4. Step 4: Simplify right side
    67,726.22x = 3,648,971,573.35
  5. Step 5: Solve for x
    x = 3,648,971,573.35/67,726.22
  6. Step 6: Final answer
    x = 53,878.27

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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.