Home / 124,093.81-171,253.61-67,507.21

Finding the Fourth Proportional to 124,093.81, 171,253.61 and 67,507.21

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Solution

The fourth proportional to 124,093.81, 171,253.61 and 67,507.21 is: 93,162.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,093.81 : 171,253.61 = 67,507.21 : x
  2. Step 2: Convert to fraction form
    124,093.81/171,253.61 = 67,507.21/x
  3. Step 3: Cross multiply
    124,093.81x = 171,253.61 × 67,507.21
  4. Step 4: Simplify right side
    124,093.81x = 11,560,853,413.53
  5. Step 5: Solve for x
    x = 11,560,853,413.53/124,093.81
  6. Step 6: Final answer
    x = 93,162.21

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1.5x scale

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.