Home / 126,293.04-189,412.38-47,413.08

Finding the Fourth Proportional to 126,293.04, 189,412.38 and 47,413.08

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Solution

The fourth proportional to 126,293.04, 189,412.38 and 47,413.08 is: 71,109.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,293.04 : 189,412.38 = 47,413.08 : x
  2. Step 2: Convert to fraction form
    126,293.04/189,412.38 = 47,413.08/x
  3. Step 3: Cross multiply
    126,293.04x = 189,412.38 × 47,413.08
  4. Step 4: Simplify right side
    126,293.04x = 8,980,624,325.93
  5. Step 5: Solve for x
    x = 8,980,624,325.93/126,293.04
  6. Step 6: Final answer
    x = 71,109.42

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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.