Home / 82,704.02-114,157.55-48,710.21

Finding the Fourth Proportional to 82,704.02, 114,157.55 and 48,710.21

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Solution

The fourth proportional to 82,704.02, 114,157.55 and 48,710.21 is: 67,235.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,704.02 : 114,157.55 = 48,710.21 : x
  2. Step 2: Convert to fraction form
    82,704.02/114,157.55 = 48,710.21/x
  3. Step 3: Cross multiply
    82,704.02x = 114,157.55 × 48,710.21
  4. Step 4: Simplify right side
    82,704.02x = 5,560,637,990.03
  5. Step 5: Solve for x
    x = 5,560,637,990.03/82,704.02
  6. Step 6: Final answer
    x = 67,235.40

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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.