Home / 152,039.90-228,108.45-52,264.10

Finding the Fourth Proportional to 152,039.90, 228,108.45 and 52,264.10

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Solution

The fourth proportional to 152,039.90, 228,108.45 and 52,264.10 is: 78,412.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,039.90 : 228,108.45 = 52,264.10 : x
  2. Step 2: Convert to fraction form
    152,039.90/228,108.45 = 52,264.10/x
  3. Step 3: Cross multiply
    152,039.90x = 228,108.45 × 52,264.10
  4. Step 4: Simplify right side
    152,039.90x = 11,921,882,841.65
  5. Step 5: Solve for x
    x = 11,921,882,841.65/152,039.90
  6. Step 6: Final answer
    x = 78,412.86

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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.