Home / 220,468.08-304,244.28-119,866.80

Finding the Fourth Proportional to 220,468.08, 304,244.28 and 119,866.80

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Solution

The fourth proportional to 220,468.08, 304,244.28 and 119,866.80 is: 165,415.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,468.08 : 304,244.28 = 119,866.80 : x
  2. Step 2: Convert to fraction form
    220,468.08/304,244.28 = 119,866.80/x
  3. Step 3: Cross multiply
    220,468.08x = 304,244.28 × 119,866.80
  4. Step 4: Simplify right side
    220,468.08x = 36,468,788,261.90
  5. Step 5: Solve for x
    x = 36,468,788,261.90/220,468.08
  6. Step 6: Final answer
    x = 165,415.28

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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.