Home / 245,036.28-367,564.14-76,669.68

Finding the Fourth Proportional to 245,036.28, 367,564.14 and 76,669.68

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Solution

The fourth proportional to 245,036.28, 367,564.14 and 76,669.68 is: 115,007.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,036.28 : 367,564.14 = 76,669.68 : x
  2. Step 2: Convert to fraction form
    245,036.28/367,564.14 = 76,669.68/x
  3. Step 3: Cross multiply
    245,036.28x = 367,564.14 × 76,669.68
  4. Step 4: Simplify right side
    245,036.28x = 28,181,024,993.28
  5. Step 5: Solve for x
    x = 28,181,024,993.28/245,036.28
  6. Step 6: Final answer
    x = 115,007.56

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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.