Home / 156,943.90-235,415.85-104,182.30

Finding the Fourth Proportional to 156,943.90, 235,415.85 and 104,182.30

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Solution

The fourth proportional to 156,943.90, 235,415.85 and 104,182.30 is: 156,273.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,943.90 : 235,415.85 = 104,182.30 : x
  2. Step 2: Convert to fraction form
    156,943.90/235,415.85 = 104,182.30/x
  3. Step 3: Cross multiply
    156,943.90x = 235,415.85 × 104,182.30
  4. Step 4: Simplify right side
    156,943.90x = 24,526,164,709.46
  5. Step 5: Solve for x
    x = 24,526,164,709.46/156,943.90
  6. Step 6: Final answer
    x = 156,273.45

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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.