Home / 148,709.52-223,064.40-122,358.87

Finding the Fourth Proportional to 148,709.52, 223,064.40 and 122,358.87

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Solution

The fourth proportional to 148,709.52, 223,064.40 and 122,358.87 is: 183,538.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,709.52 : 223,064.40 = 122,358.87 : x
  2. Step 2: Convert to fraction form
    148,709.52/223,064.40 = 122,358.87/x
  3. Step 3: Cross multiply
    148,709.52x = 223,064.40 × 122,358.87
  4. Step 4: Simplify right side
    148,709.52x = 27,293,907,921.23
  5. Step 5: Solve for x
    x = 27,293,907,921.23/148,709.52
  6. Step 6: Final answer
    x = 183,538.40

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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.