Home / 60,255.18-83,108.97-39,813.57

Finding the Fourth Proportional to 60,255.18, 83,108.97 and 39,813.57

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Solution

The fourth proportional to 60,255.18, 83,108.97 and 39,813.57 is: 54,914.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,255.18 : 83,108.97 = 39,813.57 : x
  2. Step 2: Convert to fraction form
    60,255.18/83,108.97 = 39,813.57/x
  3. Step 3: Cross multiply
    60,255.18x = 83,108.97 × 39,813.57
  4. Step 4: Simplify right side
    60,255.18x = 3,308,864,379.18
  5. Step 5: Solve for x
    x = 3,308,864,379.18/60,255.18
  6. Step 6: Final answer
    x = 54,914.19

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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.