Home / 220,384.46-304,136.97-124,887.98

Finding the Fourth Proportional to 220,384.46, 304,136.97 and 124,887.98

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Solution

The fourth proportional to 220,384.46, 304,136.97 and 124,887.98 is: 172,349.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,384.46 : 304,136.97 = 124,887.98 : x
  2. Step 2: Convert to fraction form
    220,384.46/304,136.97 = 124,887.98/x
  3. Step 3: Cross multiply
    220,384.46x = 304,136.97 × 124,887.98
  4. Step 4: Simplify right side
    220,384.46x = 37,983,051,826.62
  5. Step 5: Solve for x
    x = 37,983,051,826.62/220,384.46
  6. Step 6: Final answer
    x = 172,349.05

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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.