Home / 211,741.01-317,331.16-155,316.92

Finding the Fourth Proportional to 211,741.01, 317,331.16 and 155,316.92

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Solution

The fourth proportional to 211,741.01, 317,331.16 and 155,316.92 is: 232,769.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,741.01 : 317,331.16 = 155,316.92 : x
  2. Step 2: Convert to fraction form
    211,741.01/317,331.16 = 155,316.92/x
  3. Step 3: Cross multiply
    211,741.01x = 317,331.16 × 155,316.92
  4. Step 4: Simplify right side
    211,741.01x = 49,286,898,391.23
  5. Step 5: Solve for x
    x = 49,286,898,391.23/211,741.01
  6. Step 6: Final answer
    x = 232,769.73

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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.