Home / 211,088.46-291,308.67-115,604.22

Finding the Fourth Proportional to 211,088.46, 291,308.67 and 115,604.22

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Solution

The fourth proportional to 211,088.46, 291,308.67 and 115,604.22 is: 159,537.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,088.46 : 291,308.67 = 115,604.22 : x
  2. Step 2: Convert to fraction form
    211,088.46/291,308.67 = 115,604.22/x
  3. Step 3: Cross multiply
    211,088.46x = 291,308.67 × 115,604.22
  4. Step 4: Simplify right side
    211,088.46x = 33,676,511,574.59
  5. Step 5: Solve for x
    x = 33,676,511,574.59/211,088.46
  6. Step 6: Final answer
    x = 159,537.44

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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.