Home / 152,040.76-228,026.49-57,280.75

Finding the Fourth Proportional to 152,040.76, 228,026.49 and 57,280.75

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Solution

The fourth proportional to 152,040.76, 228,026.49 and 57,280.75 is: 85,908.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,040.76 : 228,026.49 = 57,280.75 : x
  2. Step 2: Convert to fraction form
    152,040.76/228,026.49 = 57,280.75/x
  3. Step 3: Cross multiply
    152,040.76x = 228,026.49 × 57,280.75
  4. Step 4: Simplify right side
    152,040.76x = 13,061,528,367.07
  5. Step 5: Solve for x
    x = 13,061,528,367.07/152,040.76
  6. Step 6: Final answer
    x = 85,908.07

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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.