Home / 213,117.54-294,104.61-117,624.21

Finding the Fourth Proportional to 213,117.54, 294,104.61 and 117,624.21

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Solution

The fourth proportional to 213,117.54, 294,104.61 and 117,624.21 is: 162,322.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,117.54 : 294,104.61 = 117,624.21 : x
  2. Step 2: Convert to fraction form
    213,117.54/294,104.61 = 117,624.21/x
  3. Step 3: Cross multiply
    213,117.54x = 294,104.61 × 117,624.21
  4. Step 4: Simplify right side
    213,117.54x = 34,593,822,408.61
  5. Step 5: Solve for x
    x = 34,593,822,408.61/213,117.54
  6. Step 6: Final answer
    x = 162,322.74

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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.