Home / 110,132.05-151,985.35-62,385.39

Finding the Fourth Proportional to 110,132.05, 151,985.35 and 62,385.39

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Solution

The fourth proportional to 110,132.05, 151,985.35 and 62,385.39 is: 86,093.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,132.05 : 151,985.35 = 62,385.39 : x
  2. Step 2: Convert to fraction form
    110,132.05/151,985.35 = 62,385.39/x
  3. Step 3: Cross multiply
    110,132.05x = 151,985.35 × 62,385.39
  4. Step 4: Simplify right side
    110,132.05x = 9,481,664,262.18
  5. Step 5: Solve for x
    x = 9,481,664,262.18/110,132.05
  6. Step 6: Final answer
    x = 86,093.60

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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.