Home / 91,661.58-137,527.29-47,260.01

Finding the Fourth Proportional to 91,661.58, 137,527.29 and 47,260.01

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Solution

The fourth proportional to 91,661.58, 137,527.29 and 47,260.01 is: 70,908.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,661.58 : 137,527.29 = 47,260.01 : x
  2. Step 2: Convert to fraction form
    91,661.58/137,527.29 = 47,260.01/x
  3. Step 3: Cross multiply
    91,661.58x = 137,527.29 × 47,260.01
  4. Step 4: Simplify right side
    91,661.58x = 6,499,540,413.04
  5. Step 5: Solve for x
    x = 6,499,540,413.04/91,661.58
  6. Step 6: Final answer
    x = 70,908.01

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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.