Home / 88,929.45-133,401.20-29,765.34

Finding the Fourth Proportional to 88,929.45, 133,401.20 and 29,765.34

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Solution

The fourth proportional to 88,929.45, 133,401.20 and 29,765.34 is: 44,650.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,929.45 : 133,401.20 = 29,765.34 : x
  2. Step 2: Convert to fraction form
    88,929.45/133,401.20 = 29,765.34/x
  3. Step 3: Cross multiply
    88,929.45x = 133,401.20 × 29,765.34
  4. Step 4: Simplify right side
    88,929.45x = 3,970,731,925.58
  5. Step 5: Solve for x
    x = 3,970,731,925.58/88,929.45
  6. Step 6: Final answer
    x = 44,650.36

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1.5x scale

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.