Home / 62,217.60-93,520.80-61,051.20

Finding the Fourth Proportional to 62,217.60, 93,520.80 and 61,051.20

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Solution

The fourth proportional to 62,217.60, 93,520.80 and 61,051.20 is: 91,767.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,217.60 : 93,520.80 = 61,051.20 : x
  2. Step 2: Convert to fraction form
    62,217.60/93,520.80 = 61,051.20/x
  3. Step 3: Cross multiply
    62,217.60x = 93,520.80 × 61,051.20
  4. Step 4: Simplify right side
    62,217.60x = 5,709,557,064.96
  5. Step 5: Solve for x
    x = 5,709,557,064.96/62,217.60
  6. Step 6: Final answer
    x = 91,767.56

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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.