Home / 213,346.17-294,426.63-122,702.18

Finding the Fourth Proportional to 213,346.17, 294,426.63 and 122,702.18

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Solution

The fourth proportional to 213,346.17, 294,426.63 and 122,702.18 is: 169,334.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,346.17 : 294,426.63 = 122,702.18 : x
  2. Step 2: Convert to fraction form
    213,346.17/294,426.63 = 122,702.18/x
  3. Step 3: Cross multiply
    213,346.17x = 294,426.63 × 122,702.18
  4. Step 4: Simplify right side
    213,346.17x = 36,126,787,878.92
  5. Step 5: Solve for x
    x = 36,126,787,878.92/213,346.17
  6. Step 6: Final answer
    x = 169,334.13

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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.