Home / 106,335.18-159,454.17-39,726.45

Finding the Fourth Proportional to 106,335.18, 159,454.17 and 39,726.45

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Solution

The fourth proportional to 106,335.18, 159,454.17 and 39,726.45 is: 59,571.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,335.18 : 159,454.17 = 39,726.45 : x
  2. Step 2: Convert to fraction form
    106,335.18/159,454.17 = 39,726.45/x
  3. Step 3: Cross multiply
    106,335.18x = 159,454.17 × 39,726.45
  4. Step 4: Simplify right side
    106,335.18x = 6,334,548,111.80
  5. Step 5: Solve for x
    x = 6,334,548,111.80/106,335.18
  6. Step 6: Final answer
    x = 59,571.52

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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.