Home / 141,317.10-211,975.65-57,117.60

Finding the Fourth Proportional to 141,317.10, 211,975.65 and 57,117.60

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Solution

The fourth proportional to 141,317.10, 211,975.65 and 57,117.60 is: 85,676.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,317.10 : 211,975.65 = 57,117.60 : x
  2. Step 2: Convert to fraction form
    141,317.10/211,975.65 = 57,117.60/x
  3. Step 3: Cross multiply
    141,317.10x = 211,975.65 × 57,117.60
  4. Step 4: Simplify right side
    141,317.10x = 12,107,540,386.44
  5. Step 5: Solve for x
    x = 12,107,540,386.44/141,317.10
  6. Step 6: Final answer
    x = 85,676.40

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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.