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Finding the Fourth Proportional to 60,496.28, 90,619.57 and 35,460.30

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Solution

The fourth proportional to 60,496.28, 90,619.57 and 35,460.30 is: 53,117.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,496.28 : 90,619.57 = 35,460.30 : x
  2. Step 2: Convert to fraction form
    60,496.28/90,619.57 = 35,460.30/x
  3. Step 3: Cross multiply
    60,496.28x = 90,619.57 × 35,460.30
  4. Step 4: Simplify right side
    60,496.28x = 3,213,397,138.07
  5. Step 5: Solve for x
    x = 3,213,397,138.07/60,496.28
  6. Step 6: Final answer
    x = 53,117.27

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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.