Home / 286,233.20-429,563.10-109,086.20

Finding the Fourth Proportional to 286,233.20, 429,563.10 and 109,086.20

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Solution

The fourth proportional to 286,233.20, 429,563.10 and 109,086.20 is: 163,710.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,233.20 : 429,563.10 = 109,086.20 : x
  2. Step 2: Convert to fraction form
    286,233.20/429,563.10 = 109,086.20/x
  3. Step 3: Cross multiply
    286,233.20x = 429,563.10 × 109,086.20
  4. Step 4: Simplify right side
    286,233.20x = 46,859,406,239.22
  5. Step 5: Solve for x
    x = 46,859,406,239.22/286,233.20
  6. Step 6: Final answer
    x = 163,710.59

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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.