Home / 94,776.87-142,125.78-38,578.95

Finding the Fourth Proportional to 94,776.87, 142,125.78 and 38,578.95

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Solution

The fourth proportional to 94,776.87, 142,125.78 and 38,578.95 is: 57,852.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,776.87 : 142,125.78 = 38,578.95 : x
  2. Step 2: Convert to fraction form
    94,776.87/142,125.78 = 38,578.95/x
  3. Step 3: Cross multiply
    94,776.87x = 142,125.78 × 38,578.95
  4. Step 4: Simplify right side
    94,776.87x = 5,483,063,360.33
  5. Step 5: Solve for x
    x = 5,483,063,360.33/94,776.87
  6. Step 6: Final answer
    x = 57,852.34

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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.