Home / 220,528.98-304,225.67-148,933.89

Finding the Fourth Proportional to 220,528.98, 304,225.67 and 148,933.89

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Solution

The fourth proportional to 220,528.98, 304,225.67 and 148,933.89 is: 205,458.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,528.98 : 304,225.67 = 148,933.89 : x
  2. Step 2: Convert to fraction form
    220,528.98/304,225.67 = 148,933.89/x
  3. Step 3: Cross multiply
    220,528.98x = 304,225.67 × 148,933.89
  4. Step 4: Simplify right side
    220,528.98x = 45,309,512,843.29
  5. Step 5: Solve for x
    x = 45,309,512,843.29/220,528.98
  6. Step 6: Final answer
    x = 205,458.32

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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.