Home / 88,918.50-122,705.80-48,632.14

Finding the Fourth Proportional to 88,918.50, 122,705.80 and 48,632.14

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Solution

The fourth proportional to 88,918.50, 122,705.80 and 48,632.14 is: 67,111.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,918.50 : 122,705.80 = 48,632.14 : x
  2. Step 2: Convert to fraction form
    88,918.50/122,705.80 = 48,632.14/x
  3. Step 3: Cross multiply
    88,918.50x = 122,705.80 × 48,632.14
  4. Step 4: Simplify right side
    88,918.50x = 5,967,445,644.41
  5. Step 5: Solve for x
    x = 5,967,445,644.41/88,918.50
  6. Step 6: Final answer
    x = 67,111.41

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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.