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Finding the Fourth Proportional to 60,161.19, 90,211.43 and 35,208.74

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Solution

The fourth proportional to 60,161.19, 90,211.43 and 35,208.74 is: 52,795.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,161.19 : 90,211.43 = 35,208.74 : x
  2. Step 2: Convert to fraction form
    60,161.19/90,211.43 = 35,208.74/x
  3. Step 3: Cross multiply
    60,161.19x = 90,211.43 × 35,208.74
  4. Step 4: Simplify right side
    60,161.19x = 3,176,230,156.80
  5. Step 5: Solve for x
    x = 3,176,230,156.80/60,161.19
  6. Step 6: Final answer
    x = 52,795.33

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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.