Home / 152,591.16-228,843-45,985.44

Finding the Fourth Proportional to 152,591.16, 228,843 and 45,985.44

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Solution

The fourth proportional to 152,591.16, 228,843 and 45,985.44 is: 68,964.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,591.16 : 228,843 = 45,985.44 : x
  2. Step 2: Convert to fraction form
    152,591.16/228,843 = 45,985.44/x
  3. Step 3: Cross multiply
    152,591.16x = 228,843 × 45,985.44
  4. Step 4: Simplify right side
    152,591.16x = 10,523,446,045.92
  5. Step 5: Solve for x
    x = 10,523,446,045.92/152,591.16
  6. Step 6: Final answer
    x = 68,964.98

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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.