Home / 141,348.30-212,022.45-122,102.70

Finding the Fourth Proportional to 141,348.30, 212,022.45 and 122,102.70

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Solution

The fourth proportional to 141,348.30, 212,022.45 and 122,102.70 is: 183,154.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,348.30 : 212,022.45 = 122,102.70 : x
  2. Step 2: Convert to fraction form
    141,348.30/212,022.45 = 122,102.70/x
  3. Step 3: Cross multiply
    141,348.30x = 212,022.45 × 122,102.70
  4. Step 4: Simplify right side
    141,348.30x = 25,888,513,605.62
  5. Step 5: Solve for x
    x = 25,888,513,605.62/141,348.30
  6. Step 6: Final answer
    x = 183,154.05

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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.