Home / 89,818.49-134,654.64-33,627.12

Finding the Fourth Proportional to 89,818.49, 134,654.64 and 33,627.12

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Solution

The fourth proportional to 89,818.49, 134,654.64 and 33,627.12 is: 50,413.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,818.49 : 134,654.64 = 33,627.12 : x
  2. Step 2: Convert to fraction form
    89,818.49/134,654.64 = 33,627.12/x
  3. Step 3: Cross multiply
    89,818.49x = 134,654.64 × 33,627.12
  4. Step 4: Simplify right side
    89,818.49x = 4,528,047,737.84
  5. Step 5: Solve for x
    x = 4,528,047,737.84/89,818.49
  6. Step 6: Final answer
    x = 50,413.32

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1.5x scale

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.