Home / 86,329.12-119,125.65-48,087.37

Finding the Fourth Proportional to 86,329.12, 119,125.65 and 48,087.37

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Solution

The fourth proportional to 86,329.12, 119,125.65 and 48,087.37 is: 66,355.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,329.12 : 119,125.65 = 48,087.37 : x
  2. Step 2: Convert to fraction form
    86,329.12/119,125.65 = 48,087.37/x
  3. Step 3: Cross multiply
    86,329.12x = 119,125.65 × 48,087.37
  4. Step 4: Simplify right side
    86,329.12x = 5,728,439,208.04
  5. Step 5: Solve for x
    x = 5,728,439,208.04/86,329.12
  6. Step 6: Final answer
    x = 66,355.82

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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.