Home / 213,228.21-294,253.02-117,732.84

Finding the Fourth Proportional to 213,228.21, 294,253.02 and 117,732.84

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Solution

The fourth proportional to 213,228.21, 294,253.02 and 117,732.84 is: 162,470.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,228.21 : 294,253.02 = 117,732.84 : x
  2. Step 2: Convert to fraction form
    213,228.21/294,253.02 = 117,732.84/x
  3. Step 3: Cross multiply
    213,228.21x = 294,253.02 × 117,732.84
  4. Step 4: Simplify right side
    213,228.21x = 34,643,243,723.18
  5. Step 5: Solve for x
    x = 34,643,243,723.18/213,228.21
  6. Step 6: Final answer
    x = 162,470.26

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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.