Home / 152,449.96-228,283.26-99,705.64

Finding the Fourth Proportional to 152,449.96, 228,283.26 and 99,705.64

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Solution

The fourth proportional to 152,449.96, 228,283.26 and 99,705.64 is: 149,302.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,449.96 : 228,283.26 = 99,705.64 : x
  2. Step 2: Convert to fraction form
    152,449.96/228,283.26 = 99,705.64/x
  3. Step 3: Cross multiply
    152,449.96x = 228,283.26 × 99,705.64
  4. Step 4: Simplify right side
    152,449.96x = 22,761,128,539.59
  5. Step 5: Solve for x
    x = 22,761,128,539.59/152,449.96
  6. Step 6: Final answer
    x = 149,302.29

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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.