Home / 153,022.30-229,533.45-135,963.70

Finding the Fourth Proportional to 153,022.30, 229,533.45 and 135,963.70

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Solution

The fourth proportional to 153,022.30, 229,533.45 and 135,963.70 is: 203,945.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,022.30 : 229,533.45 = 135,963.70 : x
  2. Step 2: Convert to fraction form
    153,022.30/229,533.45 = 135,963.70/x
  3. Step 3: Cross multiply
    153,022.30x = 229,533.45 × 135,963.70
  4. Step 4: Simplify right side
    153,022.30x = 31,208,217,135.77
  5. Step 5: Solve for x
    x = 31,208,217,135.77/153,022.30
  6. Step 6: Final answer
    x = 203,945.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.