Home / 219,331.02-329,008.23-69,583.29

Finding the Fourth Proportional to 219,331.02, 329,008.23 and 69,583.29

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Solution

The fourth proportional to 219,331.02, 329,008.23 and 69,583.29 is: 104,378.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,331.02 : 329,008.23 = 69,583.29 : x
  2. Step 2: Convert to fraction form
    219,331.02/329,008.23 = 69,583.29/x
  3. Step 3: Cross multiply
    219,331.02x = 329,008.23 × 69,583.29
  4. Step 4: Simplify right side
    219,331.02x = 22,893,475,080.48
  5. Step 5: Solve for x
    x = 22,893,475,080.48/219,331.02
  6. Step 6: Final answer
    x = 104,378.65

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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.