Home / 216,259.74-324,354.39-75,985.62

Finding the Fourth Proportional to 216,259.74, 324,354.39 and 75,985.62

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Solution

The fourth proportional to 216,259.74, 324,354.39 and 75,985.62 is: 113,966.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,259.74 : 324,354.39 = 75,985.62 : x
  2. Step 2: Convert to fraction form
    216,259.74/324,354.39 = 75,985.62/x
  3. Step 3: Cross multiply
    216,259.74x = 324,354.39 × 75,985.62
  4. Step 4: Simplify right side
    216,259.74x = 24,646,269,423.87
  5. Step 5: Solve for x
    x = 24,646,269,423.87/216,259.74
  6. Step 6: Final answer
    x = 113,966.06

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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.