Home / 310,889.64-466,285.05-111,172.80

Finding the Fourth Proportional to 310,889.64, 466,285.05 and 111,172.80

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Solution

The fourth proportional to 310,889.64, 466,285.05 and 111,172.80 is: 166,741.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,889.64 : 466,285.05 = 111,172.80 : x
  2. Step 2: Convert to fraction form
    310,889.64/466,285.05 = 111,172.80/x
  3. Step 3: Cross multiply
    310,889.64x = 466,285.05 × 111,172.80
  4. Step 4: Simplify right side
    310,889.64x = 51,838,214,606.64
  5. Step 5: Solve for x
    x = 51,838,214,606.64/310,889.64
  6. Step 6: Final answer
    x = 166,741.53

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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.