Home / 104,841.07-144,686.76-78,953.27

Finding the Fourth Proportional to 104,841.07, 144,686.76 and 78,953.27

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Solution

The fourth proportional to 104,841.07, 144,686.76 and 78,953.27 is: 108,960.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,841.07 : 144,686.76 = 78,953.27 : x
  2. Step 2: Convert to fraction form
    104,841.07/144,686.76 = 78,953.27/x
  3. Step 3: Cross multiply
    104,841.07x = 144,686.76 × 78,953.27
  4. Step 4: Simplify right side
    104,841.07x = 11,423,491,808.20
  5. Step 5: Solve for x
    x = 11,423,491,808.20/104,841.07
  6. Step 6: Final answer
    x = 108,960.09

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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.