Home / 331,756.13-497,634.20-110,140.13

Finding the Fourth Proportional to 331,756.13, 497,634.20 and 110,140.13

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Solution

The fourth proportional to 331,756.13, 497,634.20 and 110,140.13 is: 165,210.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,756.13 : 497,634.20 = 110,140.13 : x
  2. Step 2: Convert to fraction form
    331,756.13/497,634.20 = 110,140.13/x
  3. Step 3: Cross multiply
    331,756.13x = 497,634.20 × 110,140.13
  4. Step 4: Simplify right side
    331,756.13x = 54,809,492,441.57
  5. Step 5: Solve for x
    x = 54,809,492,441.57/331,756.13
  6. Step 6: Final answer
    x = 165,210.19

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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.