Home / 152,570.25-228,855.42-47,389.23

Finding the Fourth Proportional to 152,570.25, 228,855.42 and 47,389.23

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Solution

The fourth proportional to 152,570.25, 228,855.42 and 47,389.23 is: 71,083.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,570.25 : 228,855.42 = 47,389.23 : x
  2. Step 2: Convert to fraction form
    152,570.25/228,855.42 = 47,389.23/x
  3. Step 3: Cross multiply
    152,570.25x = 228,855.42 × 47,389.23
  4. Step 4: Simplify right side
    152,570.25x = 10,845,282,135.13
  5. Step 5: Solve for x
    x = 10,845,282,135.13/152,570.25
  6. Step 6: Final answer
    x = 71,083.86

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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.