Home / 104,423.08-156,633.90-25,538.44

Finding the Fourth Proportional to 104,423.08, 156,633.90 and 25,538.44

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Solution

The fourth proportional to 104,423.08, 156,633.90 and 25,538.44 is: 38,307.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,423.08 : 156,633.90 = 25,538.44 : x
  2. Step 2: Convert to fraction form
    104,423.08/156,633.90 = 25,538.44/x
  3. Step 3: Cross multiply
    104,423.08x = 156,633.90 × 25,538.44
  4. Step 4: Simplify right side
    104,423.08x = 4,000,185,457.12
  5. Step 5: Solve for x
    x = 4,000,185,457.12/104,423.08
  6. Step 6: Final answer
    x = 38,307.48

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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.