Home / 286,311.60-429,357.96-94,141.26

Finding the Fourth Proportional to 286,311.60, 429,357.96 and 94,141.26

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Solution

The fourth proportional to 286,311.60, 429,357.96 and 94,141.26 is: 141,175.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,311.60 : 429,357.96 = 94,141.26 : x
  2. Step 2: Convert to fraction form
    286,311.60/429,357.96 = 94,141.26/x
  3. Step 3: Cross multiply
    286,311.60x = 429,357.96 × 94,141.26
  4. Step 4: Simplify right side
    286,311.60x = 40,420,299,345.43
  5. Step 5: Solve for x
    x = 40,420,299,345.43/286,311.60
  6. Step 6: Final answer
    x = 141,175.91

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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.