Home / 188,927.64-283,430.88-100,157.04

Finding the Fourth Proportional to 188,927.64, 283,430.88 and 100,157.04

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Solution

The fourth proportional to 188,927.64, 283,430.88 and 100,157.04 is: 150,256.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,927.64 : 283,430.88 = 100,157.04 : x
  2. Step 2: Convert to fraction form
    188,927.64/283,430.88 = 100,157.04/x
  3. Step 3: Cross multiply
    188,927.64x = 283,430.88 × 100,157.04
  4. Step 4: Simplify right side
    188,927.64x = 28,387,597,985.40
  5. Step 5: Solve for x
    x = 28,387,597,985.40/188,927.64
  6. Step 6: Final answer
    x = 150,256.46

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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.