Home / 213,136.67-294,107.63-117,637.17

Finding the Fourth Proportional to 213,136.67, 294,107.63 and 117,637.17

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Solution

The fourth proportional to 213,136.67, 294,107.63 and 117,637.17 is: 162,327.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,136.67 : 294,107.63 = 117,637.17 : x
  2. Step 2: Convert to fraction form
    213,136.67/294,107.63 = 117,637.17/x
  3. Step 3: Cross multiply
    213,136.67x = 294,107.63 × 117,637.17
  4. Step 4: Simplify right side
    213,136.67x = 34,597,988,680.42
  5. Step 5: Solve for x
    x = 34,597,988,680.42/213,136.67
  6. Step 6: Final answer
    x = 162,327.72

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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.