Home / 230,255.10-317,751.57-134,779.86

Finding the Fourth Proportional to 230,255.10, 317,751.57 and 134,779.86

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Solution

The fourth proportional to 230,255.10, 317,751.57 and 134,779.86 is: 185,995.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,255.10 : 317,751.57 = 134,779.86 : x
  2. Step 2: Convert to fraction form
    230,255.10/317,751.57 = 134,779.86/x
  3. Step 3: Cross multiply
    230,255.10x = 317,751.57 × 134,779.86
  4. Step 4: Simplify right side
    230,255.10x = 42,826,512,119.38
  5. Step 5: Solve for x
    x = 42,826,512,119.38/230,255.10
  6. Step 6: Final answer
    x = 185,995.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.