Home / 88,705.95-122,199.93-75,918.12

Finding the Fourth Proportional to 88,705.95, 122,199.93 and 75,918.12

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Solution

The fourth proportional to 88,705.95, 122,199.93 and 75,918.12 is: 104,583.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,705.95 : 122,199.93 = 75,918.12 : x
  2. Step 2: Convert to fraction form
    88,705.95/122,199.93 = 75,918.12/x
  3. Step 3: Cross multiply
    88,705.95x = 122,199.93 × 75,918.12
  4. Step 4: Simplify right side
    88,705.95x = 9,277,188,949.73
  5. Step 5: Solve for x
    x = 9,277,188,949.73/88,705.95
  6. Step 6: Final answer
    x = 104,583.62

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1.5x scale

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.