Home / 228,155.81-340,562.61-201,222.02

Finding the Fourth Proportional to 228,155.81, 340,562.61 and 201,222.02

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Solution

The fourth proportional to 228,155.81, 340,562.61 and 201,222.02 is: 300,359.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,155.81 : 340,562.61 = 201,222.02 : x
  2. Step 2: Convert to fraction form
    228,155.81/340,562.61 = 201,222.02/x
  3. Step 3: Cross multiply
    228,155.81x = 340,562.61 × 201,222.02
  4. Step 4: Simplify right side
    228,155.81x = 68,528,697,172.08
  5. Step 5: Solve for x
    x = 68,528,697,172.08/228,155.81
  6. Step 6: Final answer
    x = 300,359.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.