Home / 216,295.24-324,459.90-76,085.32

Finding the Fourth Proportional to 216,295.24, 324,459.90 and 76,085.32

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Solution

The fourth proportional to 216,295.24, 324,459.90 and 76,085.32 is: 114,133.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,295.24 : 324,459.90 = 76,085.32 : x
  2. Step 2: Convert to fraction form
    216,295.24/324,459.90 = 76,085.32/x
  3. Step 3: Cross multiply
    216,295.24x = 324,459.90 × 76,085.32
  4. Step 4: Simplify right side
    216,295.24x = 24,686,635,318.67
  5. Step 5: Solve for x
    x = 24,686,635,318.67/216,295.24
  6. Step 6: Final answer
    x = 114,133.97

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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.