Home / 211,247.52-291,522.96-115,758.24

Finding the Fourth Proportional to 211,247.52, 291,522.96 and 115,758.24

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Solution

The fourth proportional to 211,247.52, 291,522.96 and 115,758.24 is: 159,747.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,247.52 : 291,522.96 = 115,758.24 : x
  2. Step 2: Convert to fraction form
    211,247.52/291,522.96 = 115,758.24/x
  3. Step 3: Cross multiply
    211,247.52x = 291,522.96 × 115,758.24
  4. Step 4: Simplify right side
    211,247.52x = 33,746,184,769.19
  5. Step 5: Solve for x
    x = 33,746,184,769.19/211,247.52
  6. Step 6: Final answer
    x = 159,747.13

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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.