Home / 88,711.83-122,425.29-48,428.01

Finding the Fourth Proportional to 88,711.83, 122,425.29 and 48,428.01

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Solution

The fourth proportional to 88,711.83, 122,425.29 and 48,428.01 is: 66,832.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,711.83 : 122,425.29 = 48,428.01 : x
  2. Step 2: Convert to fraction form
    88,711.83/122,425.29 = 48,428.01/x
  3. Step 3: Cross multiply
    88,711.83x = 122,425.29 × 48,428.01
  4. Step 4: Simplify right side
    88,711.83x = 5,928,813,168.37
  5. Step 5: Solve for x
    x = 5,928,813,168.37/88,711.83
  6. Step 6: Final answer
    x = 66,832.27

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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.