Home / 141,314.60-211,971.90-57,115.10

Finding the Fourth Proportional to 141,314.60, 211,971.90 and 57,115.10

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Solution

The fourth proportional to 141,314.60, 211,971.90 and 57,115.10 is: 85,672.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,314.60 : 211,971.90 = 57,115.10 : x
  2. Step 2: Convert to fraction form
    141,314.60/211,971.90 = 57,115.10/x
  3. Step 3: Cross multiply
    141,314.60x = 211,971.90 × 57,115.10
  4. Step 4: Simplify right side
    141,314.60x = 12,106,796,265.69
  5. Step 5: Solve for x
    x = 12,106,796,265.69/141,314.60
  6. Step 6: Final answer
    x = 85,672.65

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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.