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Finding the Fourth Proportional to 265,840.38, 366,881.56 and 151,155.01

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Solution

The fourth proportional to 265,840.38, 366,881.56 and 151,155.01 is: 208,606.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,840.38 : 366,881.56 = 151,155.01 : x
  2. Step 2: Convert to fraction form
    265,840.38/366,881.56 = 151,155.01/x
  3. Step 3: Cross multiply
    265,840.38x = 366,881.56 × 151,155.01
  4. Step 4: Simplify right side
    265,840.38x = 55,455,984,575.52
  5. Step 5: Solve for x
    x = 55,455,984,575.52/265,840.38
  6. Step 6: Final answer
    x = 208,606.33

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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.