Home / 104,426.88-156,656.64-34,290.24

Finding the Fourth Proportional to 104,426.88, 156,656.64 and 34,290.24

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Solution

The fourth proportional to 104,426.88, 156,656.64 and 34,290.24 is: 51,440.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,426.88 : 156,656.64 = 34,290.24 : x
  2. Step 2: Convert to fraction form
    104,426.88/156,656.64 = 34,290.24/x
  3. Step 3: Cross multiply
    104,426.88x = 156,656.64 × 34,290.24
  4. Step 4: Simplify right side
    104,426.88x = 5,371,793,783.19
  5. Step 5: Solve for x
    x = 5,371,793,783.19/104,426.88
  6. Step 6: Final answer
    x = 51,440.72

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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.