Home / 64,231.80-96,290.10-57,233.40

Finding the Fourth Proportional to 64,231.80, 96,290.10 and 57,233.40

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Solution

The fourth proportional to 64,231.80, 96,290.10 and 57,233.40 is: 85,798.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,231.80 : 96,290.10 = 57,233.40 : x
  2. Step 2: Convert to fraction form
    64,231.80/96,290.10 = 57,233.40/x
  3. Step 3: Cross multiply
    64,231.80x = 96,290.10 × 57,233.40
  4. Step 4: Simplify right side
    64,231.80x = 5,511,009,809.34
  5. Step 5: Solve for x
    x = 5,511,009,809.34/64,231.80
  6. Step 6: Final answer
    x = 85,798.78

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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.