Home / 88,355.61-121,929.06-49,063.27

Finding the Fourth Proportional to 88,355.61, 121,929.06 and 49,063.27

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Solution

The fourth proportional to 88,355.61, 121,929.06 and 49,063.27 is: 67,706.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,355.61 : 121,929.06 = 49,063.27 : x
  2. Step 2: Convert to fraction form
    88,355.61/121,929.06 = 49,063.27/x
  3. Step 3: Cross multiply
    88,355.61x = 121,929.06 × 49,063.27
  4. Step 4: Simplify right side
    88,355.61x = 5,982,237,536.66
  5. Step 5: Solve for x
    x = 5,982,237,536.66/88,355.61
  6. Step 6: Final answer
    x = 67,706.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.