Home / 67,862.08-93,614.16-39,544.48

Finding the Fourth Proportional to 67,862.08, 93,614.16 and 39,544.48

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Solution

The fourth proportional to 67,862.08, 93,614.16 and 39,544.48 is: 54,550.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,862.08 : 93,614.16 = 39,544.48 : x
  2. Step 2: Convert to fraction form
    67,862.08/93,614.16 = 39,544.48/x
  3. Step 3: Cross multiply
    67,862.08x = 93,614.16 × 39,544.48
  4. Step 4: Simplify right side
    67,862.08x = 3,701,923,277.84
  5. Step 5: Solve for x
    x = 3,701,923,277.84/67,862.08
  6. Step 6: Final answer
    x = 54,550.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.