Home / 286,126.24-429,189.40-108,633.35

Finding the Fourth Proportional to 286,126.24, 429,189.40 and 108,633.35

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Solution

The fourth proportional to 286,126.24, 429,189.40 and 108,633.35 is: 162,950.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,126.24 : 429,189.40 = 108,633.35 : x
  2. Step 2: Convert to fraction form
    286,126.24/429,189.40 = 108,633.35/x
  3. Step 3: Cross multiply
    286,126.24x = 429,189.40 × 108,633.35
  4. Step 4: Simplify right side
    286,126.24x = 46,624,280,160.54
  5. Step 5: Solve for x
    x = 46,624,280,160.54/286,126.24
  6. Step 6: Final answer
    x = 162,950.03

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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.