Home / 204,459.23-306,666.98-71,342.01

Finding the Fourth Proportional to 204,459.23, 306,666.98 and 71,342.01

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Solution

The fourth proportional to 204,459.23, 306,666.98 and 71,342.01 is: 107,005.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,459.23 : 306,666.98 = 71,342.01 : x
  2. Step 2: Convert to fraction form
    204,459.23/306,666.98 = 71,342.01/x
  3. Step 3: Cross multiply
    204,459.23x = 306,666.98 × 71,342.01
  4. Step 4: Simplify right side
    204,459.23x = 21,878,238,753.83
  5. Step 5: Solve for x
    x = 21,878,238,753.83/204,459.23
  6. Step 6: Final answer
    x = 107,005.39

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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.