Home / 107,416.15-160,878.79-51,295.57

Finding the Fourth Proportional to 107,416.15, 160,878.79 and 51,295.57

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Solution

The fourth proportional to 107,416.15, 160,878.79 and 51,295.57 is: 76,826.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,416.15 : 160,878.79 = 51,295.57 : x
  2. Step 2: Convert to fraction form
    107,416.15/160,878.79 = 51,295.57/x
  3. Step 3: Cross multiply
    107,416.15x = 160,878.79 × 51,295.57
  4. Step 4: Simplify right side
    107,416.15x = 8,252,369,233.96
  5. Step 5: Solve for x
    x = 8,252,369,233.96/107,416.15
  6. Step 6: Final answer
    x = 76,826.15

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1.5x scale

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.