Home / 148,813.48-223,030.41-69,753.52

Finding the Fourth Proportional to 148,813.48, 223,030.41 and 69,753.52

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Solution

The fourth proportional to 148,813.48, 223,030.41 and 69,753.52 is: 104,541.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,813.48 : 223,030.41 = 69,753.52 : x
  2. Step 2: Convert to fraction form
    148,813.48/223,030.41 = 69,753.52/x
  3. Step 3: Cross multiply
    148,813.48x = 223,030.41 × 69,753.52
  4. Step 4: Simplify right side
    148,813.48x = 15,557,156,164.54
  5. Step 5: Solve for x
    x = 15,557,156,164.54/148,813.48
  6. Step 6: Final answer
    x = 104,541.31

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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.