Home / 213,359.04-294,444.42-122,715.03

Finding the Fourth Proportional to 213,359.04, 294,444.42 and 122,715.03

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Solution

The fourth proportional to 213,359.04, 294,444.42 and 122,715.03 is: 169,351.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,359.04 : 294,444.42 = 122,715.03 : x
  2. Step 2: Convert to fraction form
    213,359.04/294,444.42 = 122,715.03/x
  3. Step 3: Cross multiply
    213,359.04x = 294,444.42 × 122,715.03
  4. Step 4: Simplify right side
    213,359.04x = 36,132,755,833.63
  5. Step 5: Solve for x
    x = 36,132,755,833.63/213,359.04
  6. Step 6: Final answer
    x = 169,351.89

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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.