Home / 151,987.53-227,985.93-52,146.32

Finding the Fourth Proportional to 151,987.53, 227,985.93 and 52,146.32

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Solution

The fourth proportional to 151,987.53, 227,985.93 and 52,146.32 is: 78,221.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,987.53 : 227,985.93 = 52,146.32 : x
  2. Step 2: Convert to fraction form
    151,987.53/227,985.93 = 52,146.32/x
  3. Step 3: Cross multiply
    151,987.53x = 227,985.93 × 52,146.32
  4. Step 4: Simplify right side
    151,987.53x = 11,888,627,261.28
  5. Step 5: Solve for x
    x = 11,888,627,261.28/151,987.53
  6. Step 6: Final answer
    x = 78,221.07

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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.