Home / 112,246.71-168,351.75-45,684.15

Finding the Fourth Proportional to 112,246.71, 168,351.75 and 45,684.15

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Solution

The fourth proportional to 112,246.71, 168,351.75 and 45,684.15 is: 68,518.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,246.71 : 168,351.75 = 45,684.15 : x
  2. Step 2: Convert to fraction form
    112,246.71/168,351.75 = 45,684.15/x
  3. Step 3: Cross multiply
    112,246.71x = 168,351.75 × 45,684.15
  4. Step 4: Simplify right side
    112,246.71x = 7,691,006,599.76
  5. Step 5: Solve for x
    x = 7,691,006,599.76/112,246.71
  6. Step 6: Final answer
    x = 68,518.77

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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.