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Finding the Fourth Proportional to 265,807.13, 366,799.92 and 151,070.45

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Solution

The fourth proportional to 265,807.13, 366,799.92 and 151,070.45 is: 208,469.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,807.13 : 366,799.92 = 151,070.45 : x
  2. Step 2: Convert to fraction form
    265,807.13/366,799.92 = 151,070.45/x
  3. Step 3: Cross multiply
    265,807.13x = 366,799.92 × 151,070.45
  4. Step 4: Simplify right side
    265,807.13x = 55,412,628,974.36
  5. Step 5: Solve for x
    x = 55,412,628,974.36/265,807.13
  6. Step 6: Final answer
    x = 208,469.31

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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.