Home / 76,107.36-114,158.68-36,155.10

Finding the Fourth Proportional to 76,107.36, 114,158.68 and 36,155.10

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Solution

The fourth proportional to 76,107.36, 114,158.68 and 36,155.10 is: 54,231.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,107.36 : 114,158.68 = 36,155.10 : x
  2. Step 2: Convert to fraction form
    76,107.36/114,158.68 = 36,155.10/x
  3. Step 3: Cross multiply
    76,107.36x = 114,158.68 × 36,155.10
  4. Step 4: Simplify right side
    76,107.36x = 4,127,418,643.49
  5. Step 5: Solve for x
    x = 4,127,418,643.49/76,107.36
  6. Step 6: Final answer
    x = 54,231.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.