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Finding the Fourth Proportional to 79,656.40, 119,480.65 and 29,732.66

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Solution

The fourth proportional to 79,656.40, 119,480.65 and 29,732.66 is: 44,597.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,656.40 : 119,480.65 = 29,732.66 : x
  2. Step 2: Convert to fraction form
    79,656.40/119,480.65 = 29,732.66/x
  3. Step 3: Cross multiply
    79,656.40x = 119,480.65 × 29,732.66
  4. Step 4: Simplify right side
    79,656.40x = 3,552,477,543.03
  5. Step 5: Solve for x
    x = 3,552,477,543.03/79,656.40
  6. Step 6: Final answer
    x = 44,597.52

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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.