Home / 88,681.31-122,382.79-48,397.67

Finding the Fourth Proportional to 88,681.31, 122,382.79 and 48,397.67

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Solution

The fourth proportional to 88,681.31, 122,382.79 and 48,397.67 is: 66,790.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,681.31 : 122,382.79 = 48,397.67 : x
  2. Step 2: Convert to fraction form
    88,681.31/122,382.79 = 48,397.67/x
  3. Step 3: Cross multiply
    88,681.31x = 122,382.79 × 48,397.67
  4. Step 4: Simplify right side
    88,681.31x = 5,923,041,882.36
  5. Step 5: Solve for x
    x = 5,923,041,882.36/88,681.31
  6. Step 6: Final answer
    x = 66,790.19

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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.