Home / 100,887.46-151,354.14-33,419.32

Finding the Fourth Proportional to 100,887.46, 151,354.14 and 33,419.32

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Solution

The fourth proportional to 100,887.46, 151,354.14 and 33,419.32 is: 50,136.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,887.46 : 151,354.14 = 33,419.32 : x
  2. Step 2: Convert to fraction form
    100,887.46/151,354.14 = 33,419.32/x
  3. Step 3: Cross multiply
    100,887.46x = 151,354.14 × 33,419.32
  4. Step 4: Simplify right side
    100,887.46x = 5,058,152,437.98
  5. Step 5: Solve for x
    x = 5,058,152,437.98/100,887.46
  6. Step 6: Final answer
    x = 50,136.58

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1.5x scale

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.