Home / 211,062.23-291,266.35-114,267.11

Finding the Fourth Proportional to 211,062.23, 291,266.35 and 114,267.11

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Solution

The fourth proportional to 211,062.23, 291,266.35 and 114,267.11 is: 157,688.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,062.23 : 291,266.35 = 114,267.11 : x
  2. Step 2: Convert to fraction form
    211,062.23/291,266.35 = 114,267.11/x
  3. Step 3: Cross multiply
    211,062.23x = 291,266.35 × 114,267.11
  4. Step 4: Simplify right side
    211,062.23x = 33,282,163,833.50
  5. Step 5: Solve for x
    x = 33,282,163,833.50/211,062.23
  6. Step 6: Final answer
    x = 157,688.86

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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.