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Finding the Fourth Proportional to 233,041.52, 321,745.05 and 159,576.89

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Solution

The fourth proportional to 233,041.52, 321,745.05 and 159,576.89 is: 220,317.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,041.52 : 321,745.05 = 159,576.89 : x
  2. Step 2: Convert to fraction form
    233,041.52/321,745.05 = 159,576.89/x
  3. Step 3: Cross multiply
    233,041.52x = 321,745.05 × 159,576.89
  4. Step 4: Simplify right side
    233,041.52x = 51,343,072,843.17
  5. Step 5: Solve for x
    x = 51,343,072,843.17/233,041.52
  6. Step 6: Final answer
    x = 220,317.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.