Home / 148,824.87-223,248.75-42,207

Finding the Fourth Proportional to 148,824.87, 223,248.75 and 42,207

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Solution

The fourth proportional to 148,824.87, 223,248.75 and 42,207 is: 63,313.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,824.87 : 223,248.75 = 42,207 : x
  2. Step 2: Convert to fraction form
    148,824.87/223,248.75 = 42,207/x
  3. Step 3: Cross multiply
    148,824.87x = 223,248.75 × 42,207
  4. Step 4: Simplify right side
    148,824.87x = 9,422,659,991.25
  5. Step 5: Solve for x
    x = 9,422,659,991.25/148,824.87
  6. Step 6: Final answer
    x = 63,313.75

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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.