Home / 152,305.18-228,458.21-52,464.11

Finding the Fourth Proportional to 152,305.18, 228,458.21 and 52,464.11

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Solution

The fourth proportional to 152,305.18, 228,458.21 and 52,464.11 is: 78,696.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,305.18 : 228,458.21 = 52,464.11 : x
  2. Step 2: Convert to fraction form
    152,305.18/228,458.21 = 52,464.11/x
  3. Step 3: Cross multiply
    152,305.18x = 228,458.21 × 52,464.11
  4. Step 4: Simplify right side
    152,305.18x = 11,985,855,255.23
  5. Step 5: Solve for x
    x = 11,985,855,255.23/152,305.18
  6. Step 6: Final answer
    x = 78,696.31

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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.