Home / 120,307.23-166,060.99-69,354.04

Finding the Fourth Proportional to 120,307.23, 166,060.99 and 69,354.04

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Solution

The fourth proportional to 120,307.23, 166,060.99 and 69,354.04 is: 95,729.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,307.23 : 166,060.99 = 69,354.04 : x
  2. Step 2: Convert to fraction form
    120,307.23/166,060.99 = 69,354.04/x
  3. Step 3: Cross multiply
    120,307.23x = 166,060.99 × 69,354.04
  4. Step 4: Simplify right side
    120,307.23x = 11,516,999,365.82
  5. Step 5: Solve for x
    x = 11,516,999,365.82/120,307.23
  6. Step 6: Final answer
    x = 95,729.91

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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.