Home / 211,835.61-317,753.16-54,064.08

Finding the Fourth Proportional to 211,835.61, 317,753.16 and 54,064.08

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Solution

The fourth proportional to 211,835.61, 317,753.16 and 54,064.08 is: 81,096.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,835.61 : 317,753.16 = 54,064.08 : x
  2. Step 2: Convert to fraction form
    211,835.61/317,753.16 = 54,064.08/x
  3. Step 3: Cross multiply
    211,835.61x = 317,753.16 × 54,064.08
  4. Step 4: Simplify right side
    211,835.61x = 17,179,032,262.49
  5. Step 5: Solve for x
    x = 17,179,032,262.49/211,835.61
  6. Step 6: Final answer
    x = 81,096.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.