Home / 88,458.56-122,073.51-48,172.50

Finding the Fourth Proportional to 88,458.56, 122,073.51 and 48,172.50

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Solution

The fourth proportional to 88,458.56, 122,073.51 and 48,172.50 is: 66,478.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,458.56 : 122,073.51 = 48,172.50 : x
  2. Step 2: Convert to fraction form
    88,458.56/122,073.51 = 48,172.50/x
  3. Step 3: Cross multiply
    88,458.56x = 122,073.51 × 48,172.50
  4. Step 4: Simplify right side
    88,458.56x = 5,880,586,160.48
  5. Step 5: Solve for x
    x = 5,880,586,160.48/88,458.56
  6. Step 6: Final answer
    x = 66,478.43

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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.