Home / 157,080.72-235,628.64-51,897.36

Finding the Fourth Proportional to 157,080.72, 235,628.64 and 51,897.36

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Solution

The fourth proportional to 157,080.72, 235,628.64 and 51,897.36 is: 77,848.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,080.72 : 235,628.64 = 51,897.36 : x
  2. Step 2: Convert to fraction form
    157,080.72/235,628.64 = 51,897.36/x
  3. Step 3: Cross multiply
    157,080.72x = 235,628.64 × 51,897.36
  4. Step 4: Simplify right side
    157,080.72x = 12,228,504,356.39
  5. Step 5: Solve for x
    x = 12,228,504,356.39/157,080.72
  6. Step 6: Final answer
    x = 77,848.54

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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.