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Finding the Fourth Proportional to 88,526.40, 132,786.40 and 35,934.40

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Solution

The fourth proportional to 88,526.40, 132,786.40 and 35,934.40 is: 53,900.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,526.40 : 132,786.40 = 35,934.40 : x
  2. Step 2: Convert to fraction form
    88,526.40/132,786.40 = 35,934.40/x
  3. Step 3: Cross multiply
    88,526.40x = 132,786.40 × 35,934.40
  4. Step 4: Simplify right side
    88,526.40x = 4,771,599,612.16
  5. Step 5: Solve for x
    x = 4,771,599,612.16/88,526.40
  6. Step 6: Final answer
    x = 53,900.30

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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.