Home / 148,935.40-223,359.90-54,154.60

Finding the Fourth Proportional to 148,935.40, 223,359.90 and 54,154.60

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Solution

The fourth proportional to 148,935.40, 223,359.90 and 54,154.60 is: 81,216.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,935.40 : 223,359.90 = 54,154.60 : x
  2. Step 2: Convert to fraction form
    148,935.40/223,359.90 = 54,154.60/x
  3. Step 3: Cross multiply
    148,935.40x = 223,359.90 × 54,154.60
  4. Step 4: Simplify right side
    148,935.40x = 12,095,966,040.54
  5. Step 5: Solve for x
    x = 12,095,966,040.54/148,935.40
  6. Step 6: Final answer
    x = 81,216.19

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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.