Home / 291,629.77-437,430.07-114,169.30

Finding the Fourth Proportional to 291,629.77, 437,430.07 and 114,169.30

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Solution

The fourth proportional to 291,629.77, 437,430.07 and 114,169.30 is: 171,248.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,629.77 : 437,430.07 = 114,169.30 : x
  2. Step 2: Convert to fraction form
    291,629.77/437,430.07 = 114,169.30/x
  3. Step 3: Cross multiply
    291,629.77x = 437,430.07 × 114,169.30
  4. Step 4: Simplify right side
    291,629.77x = 49,941,083,939.99
  5. Step 5: Solve for x
    x = 49,941,083,939.99/291,629.77
  6. Step 6: Final answer
    x = 171,248.24

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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.