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Finding the Fourth Proportional to 141,574.62, 212,363.61 and 48,087.66

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Solution

The fourth proportional to 141,574.62, 212,363.61 and 48,087.66 is: 72,132.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,574.62 : 212,363.61 = 48,087.66 : x
  2. Step 2: Convert to fraction form
    141,574.62/212,363.61 = 48,087.66/x
  3. Step 3: Cross multiply
    141,574.62x = 212,363.61 × 48,087.66
  4. Step 4: Simplify right side
    141,574.62x = 10,212,069,074.05
  5. Step 5: Solve for x
    x = 10,212,069,074.05/141,574.62
  6. Step 6: Final answer
    x = 72,132.06

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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.