Home / 80,432.95-111,008.94-46,434.64

Finding the Fourth Proportional to 80,432.95, 111,008.94 and 46,434.64

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Solution

The fourth proportional to 80,432.95, 111,008.94 and 46,434.64 is: 64,086.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,432.95 : 111,008.94 = 46,434.64 : x
  2. Step 2: Convert to fraction form
    80,432.95/111,008.94 = 46,434.64/x
  3. Step 3: Cross multiply
    80,432.95x = 111,008.94 × 46,434.64
  4. Step 4: Simplify right side
    80,432.95x = 5,154,660,165.68
  5. Step 5: Solve for x
    x = 5,154,660,165.68/80,432.95
  6. Step 6: Final answer
    x = 64,086.42

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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.