Home / 211,587.62-317,376.54-53,816.24

Finding the Fourth Proportional to 211,587.62, 317,376.54 and 53,816.24

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Solution

The fourth proportional to 211,587.62, 317,376.54 and 53,816.24 is: 80,723.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,587.62 : 317,376.54 = 53,816.24 : x
  2. Step 2: Convert to fraction form
    211,587.62/317,376.54 = 53,816.24/x
  3. Step 3: Cross multiply
    211,587.62x = 317,376.54 × 53,816.24
  4. Step 4: Simplify right side
    211,587.62x = 17,080,012,047.01
  5. Step 5: Solve for x
    x = 17,080,012,047.01/211,587.62
  6. Step 6: Final answer
    x = 80,723.12

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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.