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Finding the Fourth Proportional to 141,047.84, 211,468.08 and 67,227.68

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Solution

The fourth proportional to 141,047.84, 211,468.08 and 67,227.68 is: 100,792.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,047.84 : 211,468.08 = 67,227.68 : x
  2. Step 2: Convert to fraction form
    141,047.84/211,468.08 = 67,227.68/x
  3. Step 3: Cross multiply
    141,047.84x = 211,468.08 × 67,227.68
  4. Step 4: Simplify right side
    141,047.84x = 14,216,508,412.45
  5. Step 5: Solve for x
    x = 14,216,508,412.45/141,047.84
  6. Step 6: Final answer
    x = 100,792.10

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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.