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Finding the Fourth Proportional to 60,164.36, 90,244.64 and 28,597.12

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Solution

The fourth proportional to 60,164.36, 90,244.64 and 28,597.12 is: 42,894.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,164.36 : 90,244.64 = 28,597.12 : x
  2. Step 2: Convert to fraction form
    60,164.36/90,244.64 = 28,597.12/x
  3. Step 3: Cross multiply
    60,164.36x = 90,244.64 × 28,597.12
  4. Step 4: Simplify right side
    60,164.36x = 2,580,736,799.44
  5. Step 5: Solve for x
    x = 2,580,736,799.44/60,164.36
  6. Step 6: Final answer
    x = 42,894.78

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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.