Home / 220,191.80-304,011.05-169,113.24

Finding the Fourth Proportional to 220,191.80, 304,011.05 and 169,113.24

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Solution

The fourth proportional to 220,191.80, 304,011.05 and 169,113.24 is: 233,488.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,191.80 : 304,011.05 = 169,113.24 : x
  2. Step 2: Convert to fraction form
    220,191.80/304,011.05 = 169,113.24/x
  3. Step 3: Cross multiply
    220,191.80x = 304,011.05 × 169,113.24
  4. Step 4: Simplify right side
    220,191.80x = 51,412,292,815.74
  5. Step 5: Solve for x
    x = 51,412,292,815.74/220,191.80
  6. Step 6: Final answer
    x = 233,488.69

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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.