Home / 120,267.22-165,966.28-66,552.20

Finding the Fourth Proportional to 120,267.22, 165,966.28 and 66,552.20

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Solution

The fourth proportional to 120,267.22, 165,966.28 and 66,552.20 is: 91,840.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,267.22 : 165,966.28 = 66,552.20 : x
  2. Step 2: Convert to fraction form
    120,267.22/165,966.28 = 66,552.20/x
  3. Step 3: Cross multiply
    120,267.22x = 165,966.28 × 66,552.20
  4. Step 4: Simplify right side
    120,267.22x = 11,045,421,059.82
  5. Step 5: Solve for x
    x = 11,045,421,059.82/120,267.22
  6. Step 6: Final answer
    x = 91,840.66

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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.