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Finding the Fourth Proportional to 233,041.48, 321,745.01 and 159,576.85

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Solution

The fourth proportional to 233,041.48, 321,745.01 and 159,576.85 is: 220,317.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,041.48 : 321,745.01 = 159,576.85 : x
  2. Step 2: Convert to fraction form
    233,041.48/321,745.01 = 159,576.85/x
  3. Step 3: Cross multiply
    233,041.48x = 321,745.01 × 159,576.85
  4. Step 4: Simplify right side
    233,041.48x = 51,343,054,803.32
  5. Step 5: Solve for x
    x = 51,343,054,803.32/233,041.48
  6. Step 6: Final answer
    x = 220,317.24

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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.