Home / 92,921.47-139,392.33-29,726.73

Finding the Fourth Proportional to 92,921.47, 139,392.33 and 29,726.73

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Solution

The fourth proportional to 92,921.47, 139,392.33 and 29,726.73 is: 44,593.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,921.47 : 139,392.33 = 29,726.73 : x
  2. Step 2: Convert to fraction form
    92,921.47/139,392.33 = 29,726.73/x
  3. Step 3: Cross multiply
    92,921.47x = 139,392.33 × 29,726.73
  4. Step 4: Simplify right side
    92,921.47x = 4,143,678,759.98
  5. Step 5: Solve for x
    x = 4,143,678,759.98/92,921.47
  6. Step 6: Final answer
    x = 44,593.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.