Home / 107,041.80-160,516.20-57,110.78

Finding the Fourth Proportional to 107,041.80, 160,516.20 and 57,110.78

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Solution

The fourth proportional to 107,041.80, 160,516.20 and 57,110.78 is: 85,641.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,041.80 : 160,516.20 = 57,110.78 : x
  2. Step 2: Convert to fraction form
    107,041.80/160,516.20 = 57,110.78/x
  3. Step 3: Cross multiply
    107,041.80x = 160,516.20 × 57,110.78
  4. Step 4: Simplify right side
    107,041.80x = 9,167,205,384.64
  5. Step 5: Solve for x
    x = 9,167,205,384.64/107,041.80
  6. Step 6: Final answer
    x = 85,641.36

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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.