Home / 120,634.85-180,767.72-64,482.93

Finding the Fourth Proportional to 120,634.85, 180,767.72 and 64,482.93

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Solution

The fourth proportional to 120,634.85, 180,767.72 and 64,482.93 is: 96,625.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,634.85 : 180,767.72 = 64,482.93 : x
  2. Step 2: Convert to fraction form
    120,634.85/180,767.72 = 64,482.93/x
  3. Step 3: Cross multiply
    120,634.85x = 180,767.72 × 64,482.93
  4. Step 4: Simplify right side
    120,634.85x = 11,656,432,396.23
  5. Step 5: Solve for x
    x = 11,656,432,396.23/120,634.85
  6. Step 6: Final answer
    x = 96,625.74

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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.