Home / 152,455.43-228,719.47-52,616.49

Finding the Fourth Proportional to 152,455.43, 228,719.47 and 52,616.49

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Solution

The fourth proportional to 152,455.43, 228,719.47 and 52,616.49 is: 78,937.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,455.43 : 228,719.47 = 52,616.49 : x
  2. Step 2: Convert to fraction form
    152,455.43/228,719.47 = 52,616.49/x
  3. Step 3: Cross multiply
    152,455.43x = 228,719.47 × 52,616.49
  4. Step 4: Simplify right side
    152,455.43x = 12,034,414,914.13
  5. Step 5: Solve for x
    x = 12,034,414,914.13/152,455.43
  6. Step 6: Final answer
    x = 78,937.27

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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.