Home / 141,264.90-211,897.35-131,423.40

Finding the Fourth Proportional to 141,264.90, 211,897.35 and 131,423.40

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Solution

The fourth proportional to 141,264.90, 211,897.35 and 131,423.40 is: 197,135.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,264.90 : 211,897.35 = 131,423.40 : x
  2. Step 2: Convert to fraction form
    141,264.90/211,897.35 = 131,423.40/x
  3. Step 3: Cross multiply
    141,264.90x = 211,897.35 × 131,423.40
  4. Step 4: Simplify right side
    141,264.90x = 27,848,270,187.99
  5. Step 5: Solve for x
    x = 27,848,270,187.99/141,264.90
  6. Step 6: Final answer
    x = 197,135.10

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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.