Home / 88,955.36-122,756.56-48,669.04

Finding the Fourth Proportional to 88,955.36, 122,756.56 and 48,669.04

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Solution

The fourth proportional to 88,955.36, 122,756.56 and 48,669.04 is: 67,162.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,955.36 : 122,756.56 = 48,669.04 : x
  2. Step 2: Convert to fraction form
    88,955.36/122,756.56 = 48,669.04/x
  3. Step 3: Cross multiply
    88,955.36x = 122,756.56 × 48,669.04
  4. Step 4: Simplify right side
    88,955.36x = 5,974,443,928.90
  5. Step 5: Solve for x
    x = 5,974,443,928.90/88,955.36
  6. Step 6: Final answer
    x = 67,162.27

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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.