Home / 148,272.93-222,303.49-69,344.10

Finding the Fourth Proportional to 148,272.93, 222,303.49 and 69,344.10

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Solution

The fourth proportional to 148,272.93, 222,303.49 and 69,344.10 is: 103,966.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,272.93 : 222,303.49 = 69,344.10 : x
  2. Step 2: Convert to fraction form
    148,272.93/222,303.49 = 69,344.10/x
  3. Step 3: Cross multiply
    148,272.93x = 222,303.49 × 69,344.10
  4. Step 4: Simplify right side
    148,272.93x = 15,415,435,267.55
  5. Step 5: Solve for x
    x = 15,415,435,267.55/148,272.93
  6. Step 6: Final answer
    x = 103,966.62

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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.