Home / 211,246.16-291,557.97-134,789

Finding the Fourth Proportional to 211,246.16, 291,557.97 and 134,789

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Solution

The fourth proportional to 211,246.16, 291,557.97 and 134,789 is: 186,033.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,246.16 : 291,557.97 = 134,789 : x
  2. Step 2: Convert to fraction form
    211,246.16/291,557.97 = 134,789/x
  3. Step 3: Cross multiply
    211,246.16x = 291,557.97 × 134,789
  4. Step 4: Simplify right side
    211,246.16x = 39,298,807,218.33
  5. Step 5: Solve for x
    x = 39,298,807,218.33/211,246.16
  6. Step 6: Final answer
    x = 186,033.24

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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.