Home / 219,580.60-329,374.50-61,812.82

Finding the Fourth Proportional to 219,580.60, 329,374.50 and 61,812.82

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Solution

The fourth proportional to 219,580.60, 329,374.50 and 61,812.82 is: 92,720.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,580.60 : 329,374.50 = 61,812.82 : x
  2. Step 2: Convert to fraction form
    219,580.60/329,374.50 = 61,812.82/x
  3. Step 3: Cross multiply
    219,580.60x = 329,374.50 × 61,812.82
  4. Step 4: Simplify right side
    219,580.60x = 20,359,566,681.09
  5. Step 5: Solve for x
    x = 20,359,566,681.09/219,580.60
  6. Step 6: Final answer
    x = 92,720.24

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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.