Home / 104,979.14-144,865.98-59,651.18

Finding the Fourth Proportional to 104,979.14, 144,865.98 and 59,651.18

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Solution

The fourth proportional to 104,979.14, 144,865.98 and 59,651.18 is: 82,315.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,979.14 : 144,865.98 = 59,651.18 : x
  2. Step 2: Convert to fraction form
    104,979.14/144,865.98 = 59,651.18/x
  3. Step 3: Cross multiply
    104,979.14x = 144,865.98 × 59,651.18
  4. Step 4: Simplify right side
    104,979.14x = 8,641,426,648.86
  5. Step 5: Solve for x
    x = 8,641,426,648.86/104,979.14
  6. Step 6: Final answer
    x = 82,315.65

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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.