Home / 80,312.25-110,832.51-46,780.41

Finding the Fourth Proportional to 80,312.25, 110,832.51 and 46,780.41

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Solution

The fourth proportional to 80,312.25, 110,832.51 and 46,780.41 is: 64,557.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,312.25 : 110,832.51 = 46,780.41 : x
  2. Step 2: Convert to fraction form
    80,312.25/110,832.51 = 46,780.41/x
  3. Step 3: Cross multiply
    80,312.25x = 110,832.51 × 46,780.41
  4. Step 4: Simplify right side
    80,312.25x = 5,184,790,259.13
  5. Step 5: Solve for x
    x = 5,184,790,259.13/80,312.25
  6. Step 6: Final answer
    x = 64,557.90

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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.