Home / 156,941.90-235,412.85-104,180.30

Finding the Fourth Proportional to 156,941.90, 235,412.85 and 104,180.30

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Solution

The fourth proportional to 156,941.90, 235,412.85 and 104,180.30 is: 156,270.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,941.90 : 235,412.85 = 104,180.30 : x
  2. Step 2: Convert to fraction form
    156,941.90/235,412.85 = 104,180.30/x
  3. Step 3: Cross multiply
    156,941.90x = 235,412.85 × 104,180.30
  4. Step 4: Simplify right side
    156,941.90x = 24,525,381,336.86
  5. Step 5: Solve for x
    x = 24,525,381,336.86/156,941.90
  6. Step 6: Final answer
    x = 156,270.45

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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.