Home / 109,948.61-164,922.51-39,811.52

Finding the Fourth Proportional to 109,948.61, 164,922.51 and 39,811.52

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Solution

The fourth proportional to 109,948.61, 164,922.51 and 39,811.52 is: 59,717.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,948.61 : 164,922.51 = 39,811.52 : x
  2. Step 2: Convert to fraction form
    109,948.61/164,922.51 = 39,811.52/x
  3. Step 3: Cross multiply
    109,948.61x = 164,922.51 × 39,811.52
  4. Step 4: Simplify right side
    109,948.61x = 6,565,815,805.32
  5. Step 5: Solve for x
    x = 6,565,815,805.32/109,948.61
  6. Step 6: Final answer
    x = 59,717.13

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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.