Home / 107,128.98-160,671.60-40,546.17

Finding the Fourth Proportional to 107,128.98, 160,671.60 and 40,546.17

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Solution

The fourth proportional to 107,128.98, 160,671.60 and 40,546.17 is: 60,810.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,128.98 : 160,671.60 = 40,546.17 : x
  2. Step 2: Convert to fraction form
    107,128.98/160,671.60 = 40,546.17/x
  3. Step 3: Cross multiply
    107,128.98x = 160,671.60 × 40,546.17
  4. Step 4: Simplify right side
    107,128.98x = 6,514,618,007.77
  5. Step 5: Solve for x
    x = 6,514,618,007.77/107,128.98
  6. Step 6: Final answer
    x = 60,810.98

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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.