Home / 144,511.59-199,494.18-108,715.26

Finding the Fourth Proportional to 144,511.59, 199,494.18 and 108,715.26

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Solution

The fourth proportional to 144,511.59, 199,494.18 and 108,715.26 is: 150,078.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,511.59 : 199,494.18 = 108,715.26 : x
  2. Step 2: Convert to fraction form
    144,511.59/199,494.18 = 108,715.26/x
  3. Step 3: Cross multiply
    144,511.59x = 199,494.18 × 108,715.26
  4. Step 4: Simplify right side
    144,511.59x = 21,688,061,647.19
  5. Step 5: Solve for x
    x = 21,688,061,647.19/144,511.59
  6. Step 6: Final answer
    x = 150,078.35

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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.