Home / 215,772.84-323,658.81-58,001.31

Finding the Fourth Proportional to 215,772.84, 323,658.81 and 58,001.31

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Solution

The fourth proportional to 215,772.84, 323,658.81 and 58,001.31 is: 87,001.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,772.84 : 323,658.81 = 58,001.31 : x
  2. Step 2: Convert to fraction form
    215,772.84/323,658.81 = 58,001.31/x
  3. Step 3: Cross multiply
    215,772.84x = 323,658.81 × 58,001.31
  4. Step 4: Simplify right side
    215,772.84x = 18,772,634,973.04
  5. Step 5: Solve for x
    x = 18,772,634,973.04/215,772.84
  6. Step 6: Final answer
    x = 87,001.84

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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.