Home / 62,427.20-93,640.80-59,219.60

Finding the Fourth Proportional to 62,427.20, 93,640.80 and 59,219.60

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Solution

The fourth proportional to 62,427.20, 93,640.80 and 59,219.60 is: 88,829.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,427.20 : 93,640.80 = 59,219.60 : x
  2. Step 2: Convert to fraction form
    62,427.20/93,640.80 = 59,219.60/x
  3. Step 3: Cross multiply
    62,427.20x = 93,640.80 × 59,219.60
  4. Step 4: Simplify right side
    62,427.20x = 5,545,370,719.68
  5. Step 5: Solve for x
    x = 5,545,370,719.68/62,427.20
  6. Step 6: Final answer
    x = 88,829.40

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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.