Home / 233,183.80-349,756.26-139,621.24

Finding the Fourth Proportional to 233,183.80, 349,756.26 and 139,621.24

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Solution

The fourth proportional to 233,183.80, 349,756.26 and 139,621.24 is: 209,420.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,183.80 : 349,756.26 = 139,621.24 : x
  2. Step 2: Convert to fraction form
    233,183.80/349,756.26 = 139,621.24/x
  3. Step 3: Cross multiply
    233,183.80x = 349,756.26 × 139,621.24
  4. Step 4: Simplify right side
    233,183.80x = 48,833,402,718.96
  5. Step 5: Solve for x
    x = 48,833,402,718.96/233,183.80
  6. Step 6: Final answer
    x = 209,420.22

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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.