Home / 112,516.59-168,857.97-53,352.47

Finding the Fourth Proportional to 112,516.59, 168,857.97 and 53,352.47

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Solution

The fourth proportional to 112,516.59, 168,857.97 and 53,352.47 is: 80,068.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,516.59 : 168,857.97 = 53,352.47 : x
  2. Step 2: Convert to fraction form
    112,516.59/168,857.97 = 53,352.47/x
  3. Step 3: Cross multiply
    112,516.59x = 168,857.97 × 53,352.47
  4. Step 4: Simplify right side
    112,516.59x = 9,008,990,000.76
  5. Step 5: Solve for x
    x = 9,008,990,000.76/112,516.59
  6. Step 6: Final answer
    x = 80,068.10

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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.