Home / 109,377.47-164,067.02-39,257.39

Finding the Fourth Proportional to 109,377.47, 164,067.02 and 39,257.39

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Solution

The fourth proportional to 109,377.47, 164,067.02 and 39,257.39 is: 58,886.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,377.47 : 164,067.02 = 39,257.39 : x
  2. Step 2: Convert to fraction form
    109,377.47/164,067.02 = 39,257.39/x
  3. Step 3: Cross multiply
    109,377.47x = 164,067.02 × 39,257.39
  4. Step 4: Simplify right side
    109,377.47x = 6,440,842,990.28
  5. Step 5: Solve for x
    x = 6,440,842,990.28/109,377.47
  6. Step 6: Final answer
    x = 58,886.38

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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.