Home / 152,449.64-228,752.50-72,577.96

Finding the Fourth Proportional to 152,449.64, 228,752.50 and 72,577.96

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Solution

The fourth proportional to 152,449.64, 228,752.50 and 72,577.96 is: 108,904.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,449.64 : 228,752.50 = 72,577.96 : x
  2. Step 2: Convert to fraction form
    152,449.64/228,752.50 = 72,577.96/x
  3. Step 3: Cross multiply
    152,449.64x = 228,752.50 × 72,577.96
  4. Step 4: Simplify right side
    152,449.64x = 16,602,389,794.90
  5. Step 5: Solve for x
    x = 16,602,389,794.90/152,449.64
  6. Step 6: Final answer
    x = 108,904.09

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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.