Home / 221,038.16-331,559.52-176,945.24

Finding the Fourth Proportional to 221,038.16, 331,559.52 and 176,945.24

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Solution

The fourth proportional to 221,038.16, 331,559.52 and 176,945.24 is: 265,419.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,038.16 : 331,559.52 = 176,945.24 : x
  2. Step 2: Convert to fraction form
    221,038.16/331,559.52 = 176,945.24/x
  3. Step 3: Cross multiply
    221,038.16x = 331,559.52 × 176,945.24
  4. Step 4: Simplify right side
    221,038.16x = 58,667,878,840.68
  5. Step 5: Solve for x
    x = 58,667,878,840.68/221,038.16
  6. Step 6: Final answer
    x = 265,419.69

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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.