Home / 109,377.48-164,074.26-39,257.40

Finding the Fourth Proportional to 109,377.48, 164,074.26 and 39,257.40

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Solution

The fourth proportional to 109,377.48, 164,074.26 and 39,257.40 is: 58,888.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,377.48 : 164,074.26 = 39,257.40 : x
  2. Step 2: Convert to fraction form
    109,377.48/164,074.26 = 39,257.40/x
  3. Step 3: Cross multiply
    109,377.48x = 164,074.26 × 39,257.40
  4. Step 4: Simplify right side
    109,377.48x = 6,441,128,854.52
  5. Step 5: Solve for x
    x = 6,441,128,854.52/109,377.48
  6. Step 6: Final answer
    x = 58,888.99

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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.