Home / 82,711.36-114,138.30-44,985.52

Finding the Fourth Proportional to 82,711.36, 114,138.30 and 44,985.52

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Solution

The fourth proportional to 82,711.36, 114,138.30 and 44,985.52 is: 62,078.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,711.36 : 114,138.30 = 44,985.52 : x
  2. Step 2: Convert to fraction form
    82,711.36/114,138.30 = 44,985.52/x
  3. Step 3: Cross multiply
    82,711.36x = 114,138.30 × 44,985.52
  4. Step 4: Simplify right side
    82,711.36x = 5,134,570,777.42
  5. Step 5: Solve for x
    x = 5,134,570,777.42/82,711.36
  6. Step 6: Final answer
    x = 62,078.18

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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.