Home / 144,246.39-216,176.18-112,264.09

Finding the Fourth Proportional to 144,246.39, 216,176.18 and 112,264.09

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Solution

The fourth proportional to 144,246.39, 216,176.18 and 112,264.09 is: 168,245.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,246.39 : 216,176.18 = 112,264.09 : x
  2. Step 2: Convert to fraction form
    144,246.39/216,176.18 = 112,264.09/x
  3. Step 3: Cross multiply
    144,246.39x = 216,176.18 × 112,264.09
  4. Step 4: Simplify right side
    144,246.39x = 24,268,822,886.83
  5. Step 5: Solve for x
    x = 24,268,822,886.83/144,246.39
  6. Step 6: Final answer
    x = 168,245.61

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1.5x scale

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.