Home / 152,103.26-228,137.45-39,794.32

Finding the Fourth Proportional to 152,103.26, 228,137.45 and 39,794.32

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Solution

The fourth proportional to 152,103.26, 228,137.45 and 39,794.32 is: 59,686.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,103.26 : 228,137.45 = 39,794.32 : x
  2. Step 2: Convert to fraction form
    152,103.26/228,137.45 = 39,794.32/x
  3. Step 3: Cross multiply
    152,103.26x = 228,137.45 × 39,794.32
  4. Step 4: Simplify right side
    152,103.26x = 9,078,574,689.28
  5. Step 5: Solve for x
    x = 9,078,574,689.28/152,103.26
  6. Step 6: Final answer
    x = 59,686.92

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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.