Home / 66,456.08-99,602.03-57,029.84

Finding the Fourth Proportional to 66,456.08, 99,602.03 and 57,029.84

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Solution

The fourth proportional to 66,456.08, 99,602.03 and 57,029.84 is: 85,474.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,456.08 : 99,602.03 = 57,029.84 : x
  2. Step 2: Convert to fraction form
    66,456.08/99,602.03 = 57,029.84/x
  3. Step 3: Cross multiply
    66,456.08x = 99,602.03 × 57,029.84
  4. Step 4: Simplify right side
    66,456.08x = 5,680,287,336.57
  5. Step 5: Solve for x
    x = 5,680,287,336.57/66,456.08
  6. Step 6: Final answer
    x = 85,474.31

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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.