Home / 214,721.28-322,040.36-64,926.45

Finding the Fourth Proportional to 214,721.28, 322,040.36 and 64,926.45

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Solution

The fourth proportional to 214,721.28, 322,040.36 and 64,926.45 is: 97,377.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,721.28 : 322,040.36 = 64,926.45 : x
  2. Step 2: Convert to fraction form
    214,721.28/322,040.36 = 64,926.45/x
  3. Step 3: Cross multiply
    214,721.28x = 322,040.36 × 64,926.45
  4. Step 4: Simplify right side
    214,721.28x = 20,908,937,493.84
  5. Step 5: Solve for x
    x = 20,908,937,493.84/214,721.28
  6. Step 6: Final answer
    x = 97,377.11

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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.