Home / 156,013.08-234,054.84-49,403.52

Finding the Fourth Proportional to 156,013.08, 234,054.84 and 49,403.52

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Solution

The fourth proportional to 156,013.08, 234,054.84 and 49,403.52 is: 74,116.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,013.08 : 234,054.84 = 49,403.52 : x
  2. Step 2: Convert to fraction form
    156,013.08/234,054.84 = 49,403.52/x
  3. Step 3: Cross multiply
    156,013.08x = 234,054.84 × 49,403.52
  4. Step 4: Simplify right side
    156,013.08x = 11,563,132,969.04
  5. Step 5: Solve for x
    x = 11,563,132,969.04/156,013.08
  6. Step 6: Final answer
    x = 74,116.43

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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.