Home / 148,973.40-223,460.10-89,778.60

Finding the Fourth Proportional to 148,973.40, 223,460.10 and 89,778.60

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Solution

The fourth proportional to 148,973.40, 223,460.10 and 89,778.60 is: 134,667.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,973.40 : 223,460.10 = 89,778.60 : x
  2. Step 2: Convert to fraction form
    148,973.40/223,460.10 = 89,778.60/x
  3. Step 3: Cross multiply
    148,973.40x = 223,460.10 × 89,778.60
  4. Step 4: Simplify right side
    148,973.40x = 20,061,934,933.86
  5. Step 5: Solve for x
    x = 20,061,934,933.86/148,973.40
  6. Step 6: Final answer
    x = 134,667.90

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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.