Home / 286,308.80-429,516.00-94,194.05

Finding the Fourth Proportional to 286,308.80, 429,516.00 and 94,194.05

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Solution

The fourth proportional to 286,308.80, 429,516.00 and 94,194.05 is: 141,308.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,308.80 : 429,516.00 = 94,194.05 : x
  2. Step 2: Convert to fraction form
    286,308.80/429,516.00 = 94,194.05/x
  3. Step 3: Cross multiply
    286,308.80x = 429,516.00 × 94,194.05
  4. Step 4: Simplify right side
    286,308.80x = 40,457,850,728.54
  5. Step 5: Solve for x
    x = 40,457,850,728.54/286,308.80
  6. Step 6: Final answer
    x = 141,308.44

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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.