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Finding the Fourth Proportional to 80,330.01, 110,842.87 and 46,339.78

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Solution

The fourth proportional to 80,330.01, 110,842.87 and 46,339.78 is: 63,941.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,330.01 : 110,842.87 = 46,339.78 : x
  2. Step 2: Convert to fraction form
    80,330.01/110,842.87 = 46,339.78/x
  3. Step 3: Cross multiply
    80,330.01x = 110,842.87 × 46,339.78
  4. Step 4: Simplify right side
    80,330.01x = 5,136,434,210.37
  5. Step 5: Solve for x
    x = 5,136,434,210.37/80,330.01
  6. Step 6: Final answer
    x = 63,941.66

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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.