Home / 141,013.60-211,520.40-134,792.80

Finding the Fourth Proportional to 141,013.60, 211,520.40 and 134,792.80

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Solution

The fourth proportional to 141,013.60, 211,520.40 and 134,792.80 is: 202,189.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,013.60 : 211,520.40 = 134,792.80 : x
  2. Step 2: Convert to fraction form
    141,013.60/211,520.40 = 134,792.80/x
  3. Step 3: Cross multiply
    141,013.60x = 211,520.40 × 134,792.80
  4. Step 4: Simplify right side
    141,013.60x = 28,511,426,973.12
  5. Step 5: Solve for x
    x = 28,511,426,973.12/141,013.60
  6. Step 6: Final answer
    x = 202,189.20

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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.