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Finding the Fourth Proportional to 59,207.76, 81,668.52 and 35,316

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Solution

The fourth proportional to 59,207.76, 81,668.52 and 35,316 is: 48,713.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,207.76 : 81,668.52 = 35,316 : x
  2. Step 2: Convert to fraction form
    59,207.76/81,668.52 = 35,316/x
  3. Step 3: Cross multiply
    59,207.76x = 81,668.52 × 35,316
  4. Step 4: Simplify right side
    59,207.76x = 2,884,205,452.32
  5. Step 5: Solve for x
    x = 2,884,205,452.32/59,207.76
  6. Step 6: Final answer
    x = 48,713.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.