Home / 152,456.35-228,720.86-52,617.41

Finding the Fourth Proportional to 152,456.35, 228,720.86 and 52,617.41

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Solution

The fourth proportional to 152,456.35, 228,720.86 and 52,617.41 is: 78,938.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,456.35 : 228,720.86 = 52,617.41 : x
  2. Step 2: Convert to fraction form
    152,456.35/228,720.86 = 52,617.41/x
  3. Step 3: Cross multiply
    152,456.35x = 228,720.86 × 52,617.41
  4. Step 4: Simplify right side
    152,456.35x = 12,034,699,266.17
  5. Step 5: Solve for x
    x = 12,034,699,266.17/152,456.35
  6. Step 6: Final answer
    x = 78,938.66

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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.