Home / 245,785.12-339,208.96-150,355.32

Finding the Fourth Proportional to 245,785.12, 339,208.96 and 150,355.32

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Solution

The fourth proportional to 245,785.12, 339,208.96 and 150,355.32 is: 207,505.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,785.12 : 339,208.96 = 150,355.32 : x
  2. Step 2: Convert to fraction form
    245,785.12/339,208.96 = 150,355.32/x
  3. Step 3: Cross multiply
    245,785.12x = 339,208.96 × 150,355.32
  4. Step 4: Simplify right side
    245,785.12x = 51,001,871,727.67
  5. Step 5: Solve for x
    x = 51,001,871,727.67/245,785.12
  6. Step 6: Final answer
    x = 207,505.94

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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.