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Finding the Fourth Proportional to 141,471.74, 212,162.56 and 46,684.28

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Solution

The fourth proportional to 141,471.74, 212,162.56 and 46,684.28 is: 70,011.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,471.74 : 212,162.56 = 46,684.28 : x
  2. Step 2: Convert to fraction form
    141,471.74/212,162.56 = 46,684.28/x
  3. Step 3: Cross multiply
    141,471.74x = 212,162.56 × 46,684.28
  4. Step 4: Simplify right side
    141,471.74x = 9,904,655,179.03
  5. Step 5: Solve for x
    x = 9,904,655,179.03/141,471.74
  6. Step 6: Final answer
    x = 70,011.55

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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.