Home / 88,821.60-133,215.12-25,637.28

Finding the Fourth Proportional to 88,821.60, 133,215.12 and 25,637.28

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Solution

The fourth proportional to 88,821.60, 133,215.12 and 25,637.28 is: 38,450.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,821.60 : 133,215.12 = 25,637.28 : x
  2. Step 2: Convert to fraction form
    88,821.60/133,215.12 = 25,637.28/x
  3. Step 3: Cross multiply
    88,821.60x = 133,215.12 × 25,637.28
  4. Step 4: Simplify right side
    88,821.60x = 3,415,273,331.67
  5. Step 5: Solve for x
    x = 3,415,273,331.67/88,821.60
  6. Step 6: Final answer
    x = 38,450.93

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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.