Home / 96,161.27-132,696.70-53,139.77

Finding the Fourth Proportional to 96,161.27, 132,696.70 and 53,139.77

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Solution

The fourth proportional to 96,161.27, 132,696.70 and 53,139.77 is: 73,329.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,161.27 : 132,696.70 = 53,139.77 : x
  2. Step 2: Convert to fraction form
    96,161.27/132,696.70 = 53,139.77/x
  3. Step 3: Cross multiply
    96,161.27x = 132,696.70 × 53,139.77
  4. Step 4: Simplify right side
    96,161.27x = 7,051,472,117.76
  5. Step 5: Solve for x
    x = 7,051,472,117.76/96,161.27
  6. Step 6: Final answer
    x = 73,329.65

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1.5x scale

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.