Home / 76,574.00-114,932.08-39,160.81

Finding the Fourth Proportional to 76,574.00, 114,932.08 and 39,160.81

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Solution

The fourth proportional to 76,574.00, 114,932.08 and 39,160.81 is: 58,777.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,574.00 : 114,932.08 = 39,160.81 : x
  2. Step 2: Convert to fraction form
    76,574.00/114,932.08 = 39,160.81/x
  3. Step 3: Cross multiply
    76,574.00x = 114,932.08 × 39,160.81
  4. Step 4: Simplify right side
    76,574.00x = 4,500,832,962.55
  5. Step 5: Solve for x
    x = 4,500,832,962.55/76,574.00
  6. Step 6: Final answer
    x = 58,777.56

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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.