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Finding the Fourth Proportional to 60,153.58, 90,229.96 and 47,017

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Solution

The fourth proportional to 60,153.58, 90,229.96 and 47,017 is: 70,525.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,153.58 : 90,229.96 = 47,017 : x
  2. Step 2: Convert to fraction form
    60,153.58/90,229.96 = 47,017/x
  3. Step 3: Cross multiply
    60,153.58x = 90,229.96 × 47,017
  4. Step 4: Simplify right side
    60,153.58x = 4,242,342,029.32
  5. Step 5: Solve for x
    x = 4,242,342,029.32/60,153.58
  6. Step 6: Final answer
    x = 70,525.18

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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.