Home / 152,012.92-228,024-52,171.66

Finding the Fourth Proportional to 152,012.92, 228,024 and 52,171.66

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Solution

The fourth proportional to 152,012.92, 228,024 and 52,171.66 is: 78,259.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,012.92 : 228,024 = 52,171.66 : x
  2. Step 2: Convert to fraction form
    152,012.92/228,024 = 52,171.66/x
  3. Step 3: Cross multiply
    152,012.92x = 228,024 × 52,171.66
  4. Step 4: Simplify right side
    152,012.92x = 11,896,390,599.84
  5. Step 5: Solve for x
    x = 11,896,390,599.84/152,012.92
  6. Step 6: Final answer
    x = 78,259.08

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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.