Home / 141,469.57-212,072.55-97,117.21

Finding the Fourth Proportional to 141,469.57, 212,072.55 and 97,117.21

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Solution

The fourth proportional to 141,469.57, 212,072.55 and 97,117.21 is: 145,585.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,469.57 : 212,072.55 = 97,117.21 : x
  2. Step 2: Convert to fraction form
    141,469.57/212,072.55 = 97,117.21/x
  3. Step 3: Cross multiply
    141,469.57x = 212,072.55 × 97,117.21
  4. Step 4: Simplify right side
    141,469.57x = 20,595,894,373.59
  5. Step 5: Solve for x
    x = 20,595,894,373.59/141,469.57
  6. Step 6: Final answer
    x = 145,585.33

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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.