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Finding the Fourth Proportional to 88,038.63, 132,056.64 and 35,446.77

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Solution

The fourth proportional to 88,038.63, 132,056.64 and 35,446.77 is: 53,169.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,038.63 : 132,056.64 = 35,446.77 : x
  2. Step 2: Convert to fraction form
    88,038.63/132,056.64 = 35,446.77/x
  3. Step 3: Cross multiply
    88,038.63x = 132,056.64 × 35,446.77
  4. Step 4: Simplify right side
    88,038.63x = 4,680,981,345.05
  5. Step 5: Solve for x
    x = 4,680,981,345.05/88,038.63
  6. Step 6: Final answer
    x = 53,169.63

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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.