Home / 56,102.02-77,817.41-54,082.08

Finding the Fourth Proportional to 56,102.02, 77,817.41 and 54,082.08

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Solution

The fourth proportional to 56,102.02, 77,817.41 and 54,082.08 is: 75,015.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,102.02 : 77,817.41 = 54,082.08 : x
  2. Step 2: Convert to fraction form
    56,102.02/77,817.41 = 54,082.08/x
  3. Step 3: Cross multiply
    56,102.02x = 77,817.41 × 54,082.08
  4. Step 4: Simplify right side
    56,102.02x = 4,208,527,325.41
  5. Step 5: Solve for x
    x = 4,208,527,325.41/56,102.02
  6. Step 6: Final answer
    x = 75,015.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.