Home / 152,348.21-228,382.36-52,484.66

Finding the Fourth Proportional to 152,348.21, 228,382.36 and 52,484.66

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Solution

The fourth proportional to 152,348.21, 228,382.36 and 52,484.66 is: 78,678.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,348.21 : 228,382.36 = 52,484.66 : x
  2. Step 2: Convert to fraction form
    152,348.21/228,382.36 = 52,484.66/x
  3. Step 3: Cross multiply
    152,348.21x = 228,382.36 × 52,484.66
  4. Step 4: Simplify right side
    152,348.21x = 11,986,570,823.13
  5. Step 5: Solve for x
    x = 11,986,570,823.13/152,348.21
  6. Step 6: Final answer
    x = 78,678.78

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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.