Home / 156,734.90-235,102.35-45,926.90

Finding the Fourth Proportional to 156,734.90, 235,102.35 and 45,926.90

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Solution

The fourth proportional to 156,734.90, 235,102.35 and 45,926.90 is: 68,890.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,734.90 : 235,102.35 = 45,926.90 : x
  2. Step 2: Convert to fraction form
    156,734.90/235,102.35 = 45,926.90/x
  3. Step 3: Cross multiply
    156,734.90x = 235,102.35 × 45,926.90
  4. Step 4: Simplify right side
    156,734.90x = 10,797,522,118.22
  5. Step 5: Solve for x
    x = 10,797,522,118.22/156,734.90
  6. Step 6: Final answer
    x = 68,890.35

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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.