Home / 211,250.08-291,520.08-115,752.16

Finding the Fourth Proportional to 211,250.08, 291,520.08 and 115,752.16

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Solution

The fourth proportional to 211,250.08, 291,520.08 and 115,752.16 is: 159,735.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,250.08 : 291,520.08 = 115,752.16 : x
  2. Step 2: Convert to fraction form
    211,250.08/291,520.08 = 115,752.16/x
  3. Step 3: Cross multiply
    211,250.08x = 291,520.08 × 115,752.16
  4. Step 4: Simplify right side
    211,250.08x = 33,744,078,943.37
  5. Step 5: Solve for x
    x = 33,744,078,943.37/211,250.08
  6. Step 6: Final answer
    x = 159,735.22

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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.