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Finding the Fourth Proportional to 89,804.64, 134,706.88 and 24,140.64

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Solution

The fourth proportional to 89,804.64, 134,706.88 and 24,140.64 is: 36,210.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,804.64 : 134,706.88 = 24,140.64 : x
  2. Step 2: Convert to fraction form
    89,804.64/134,706.88 = 24,140.64/x
  3. Step 3: Cross multiply
    89,804.64x = 134,706.88 × 24,140.64
  4. Step 4: Simplify right side
    89,804.64x = 3,251,910,295.60
  5. Step 5: Solve for x
    x = 3,251,910,295.60/89,804.64
  6. Step 6: Final answer
    x = 36,210.94

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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.