Home / 152,311.83-228,462.06-39,991.02

Finding the Fourth Proportional to 152,311.83, 228,462.06 and 39,991.02

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Solution

The fourth proportional to 152,311.83, 228,462.06 and 39,991.02 is: 59,985.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,311.83 : 228,462.06 = 39,991.02 : x
  2. Step 2: Convert to fraction form
    152,311.83/228,462.06 = 39,991.02/x
  3. Step 3: Cross multiply
    152,311.83x = 228,462.06 × 39,991.02
  4. Step 4: Simplify right side
    152,311.83x = 9,136,430,810.70
  5. Step 5: Solve for x
    x = 9,136,430,810.70/152,311.83
  6. Step 6: Final answer
    x = 59,985.04

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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.