Home / 57,153.02-78,872.42-32,623.32

Finding the Fourth Proportional to 57,153.02, 78,872.42 and 32,623.32

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Solution

The fourth proportional to 57,153.02, 78,872.42 and 32,623.32 is: 45,020.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,153.02 : 78,872.42 = 32,623.32 : x
  2. Step 2: Convert to fraction form
    57,153.02/78,872.42 = 32,623.32/x
  3. Step 3: Cross multiply
    57,153.02x = 78,872.42 × 32,623.32
  4. Step 4: Simplify right side
    57,153.02x = 2,573,080,278.39
  5. Step 5: Solve for x
    x = 2,573,080,278.39/57,153.02
  6. Step 6: Final answer
    x = 45,020.90

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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.