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Finding the Fourth Proportional to 88,047.60, 132,022.80 and 28,852.80

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Solution

The fourth proportional to 88,047.60, 132,022.80 and 28,852.80 is: 43,263.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,047.60 : 132,022.80 = 28,852.80 : x
  2. Step 2: Convert to fraction form
    88,047.60/132,022.80 = 28,852.80/x
  3. Step 3: Cross multiply
    88,047.60x = 132,022.80 × 28,852.80
  4. Step 4: Simplify right side
    88,047.60x = 3,809,227,443.84
  5. Step 5: Solve for x
    x = 3,809,227,443.84/88,047.60
  6. Step 6: Final answer
    x = 43,263.27

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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.