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Finding the Fourth Proportional to 141,677.66, 212,516.24 and 97,169.48

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Solution

The fourth proportional to 141,677.66, 212,516.24 and 97,169.48 is: 145,754.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,677.66 : 212,516.24 = 97,169.48 : x
  2. Step 2: Convert to fraction form
    141,677.66/212,516.24 = 97,169.48/x
  3. Step 3: Cross multiply
    141,677.66x = 212,516.24 × 97,169.48
  4. Step 4: Simplify right side
    141,677.66x = 20,650,092,532.36
  5. Step 5: Solve for x
    x = 20,650,092,532.36/141,677.66
  6. Step 6: Final answer
    x = 145,754.05

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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.