Home / 107,187.95-147,918.53-59,441.42

Finding the Fourth Proportional to 107,187.95, 147,918.53 and 59,441.42

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Solution

The fourth proportional to 107,187.95, 147,918.53 and 59,441.42 is: 82,028.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,187.95 : 147,918.53 = 59,441.42 : x
  2. Step 2: Convert to fraction form
    107,187.95/147,918.53 = 59,441.42/x
  3. Step 3: Cross multiply
    107,187.95x = 147,918.53 × 59,441.42
  4. Step 4: Simplify right side
    107,187.95x = 8,792,486,876.52
  5. Step 5: Solve for x
    x = 8,792,486,876.52/107,187.95
  6. Step 6: Final answer
    x = 82,028.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.