Home / 220,864.90-304,785.24-134,967.52

Finding the Fourth Proportional to 220,864.90, 304,785.24 and 134,967.52

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Solution

The fourth proportional to 220,864.90, 304,785.24 and 134,967.52 is: 186,250.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,864.90 : 304,785.24 = 134,967.52 : x
  2. Step 2: Convert to fraction form
    220,864.90/304,785.24 = 134,967.52/x
  3. Step 3: Cross multiply
    220,864.90x = 304,785.24 × 134,967.52
  4. Step 4: Simplify right side
    220,864.90x = 41,136,107,975.40
  5. Step 5: Solve for x
    x = 41,136,107,975.40/220,864.90
  6. Step 6: Final answer
    x = 186,250.09

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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.