Home / 141,833.10-212,749.65-133,085.10

Finding the Fourth Proportional to 141,833.10, 212,749.65 and 133,085.10

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Solution

The fourth proportional to 141,833.10, 212,749.65 and 133,085.10 is: 199,627.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,833.10 : 212,749.65 = 133,085.10 : x
  2. Step 2: Convert to fraction form
    141,833.10/212,749.65 = 133,085.10/x
  3. Step 3: Cross multiply
    141,833.10x = 212,749.65 × 133,085.10
  4. Step 4: Simplify right side
    141,833.10x = 28,313,808,445.22
  5. Step 5: Solve for x
    x = 28,313,808,445.22/141,833.10
  6. Step 6: Final answer
    x = 199,627.65

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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.