Home / 220,276.88-330,415.58-60,354.18

Finding the Fourth Proportional to 220,276.88, 330,415.58 and 60,354.18

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Solution

The fourth proportional to 220,276.88, 330,415.58 and 60,354.18 is: 90,531.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,276.88 : 330,415.58 = 60,354.18 : x
  2. Step 2: Convert to fraction form
    220,276.88/330,415.58 = 60,354.18/x
  3. Step 3: Cross multiply
    220,276.88x = 330,415.58 × 60,354.18
  4. Step 4: Simplify right side
    220,276.88x = 19,941,961,390.12
  5. Step 5: Solve for x
    x = 19,941,961,390.12/220,276.88
  6. Step 6: Final answer
    x = 90,531.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.