Home / 265,002-365,702.76-151,890.36

Finding the Fourth Proportional to 265,002, 365,702.76 and 151,890.36

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Solution

The fourth proportional to 265,002, 365,702.76 and 151,890.36 is: 209,608.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,002 : 365,702.76 = 151,890.36 : x
  2. Step 2: Convert to fraction form
    265,002/365,702.76 = 151,890.36/x
  3. Step 3: Cross multiply
    265,002x = 365,702.76 × 151,890.36
  4. Step 4: Simplify right side
    265,002x = 55,546,723,869.39
  5. Step 5: Solve for x
    x = 55,546,723,869.39/265,002
  6. Step 6: Final answer
    x = 209,608.70

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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.