Home / 175,929.70-263,894.55-42,808.90

Finding the Fourth Proportional to 175,929.70, 263,894.55 and 42,808.90

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Solution

The fourth proportional to 175,929.70, 263,894.55 and 42,808.90 is: 64,213.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,929.70 : 263,894.55 = 42,808.90 : x
  2. Step 2: Convert to fraction form
    175,929.70/263,894.55 = 42,808.90/x
  3. Step 3: Cross multiply
    175,929.70x = 263,894.55 × 42,808.90
  4. Step 4: Simplify right side
    175,929.70x = 11,297,035,401.50
  5. Step 5: Solve for x
    x = 11,297,035,401.50/175,929.70
  6. Step 6: Final answer
    x = 64,213.35

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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.