Home / 219,411.24-329,116.86-61,641.06

Finding the Fourth Proportional to 219,411.24, 329,116.86 and 61,641.06

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Solution

The fourth proportional to 219,411.24, 329,116.86 and 61,641.06 is: 92,461.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,411.24 : 329,116.86 = 61,641.06 : x
  2. Step 2: Convert to fraction form
    219,411.24/329,116.86 = 61,641.06/x
  3. Step 3: Cross multiply
    219,411.24x = 329,116.86 × 61,641.06
  4. Step 4: Simplify right side
    219,411.24x = 20,287,112,114.27
  5. Step 5: Solve for x
    x = 20,287,112,114.27/219,411.24
  6. Step 6: Final answer
    x = 92,461.59

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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.