Home / 219,759.08-303,273.48-124,280

Finding the Fourth Proportional to 219,759.08, 303,273.48 and 124,280

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Solution

The fourth proportional to 219,759.08, 303,273.48 and 124,280 is: 171,509.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,759.08 : 303,273.48 = 124,280 : x
  2. Step 2: Convert to fraction form
    219,759.08/303,273.48 = 124,280/x
  3. Step 3: Cross multiply
    219,759.08x = 303,273.48 × 124,280
  4. Step 4: Simplify right side
    219,759.08x = 37,690,828,094.40
  5. Step 5: Solve for x
    x = 37,690,828,094.40/219,759.08
  6. Step 6: Final answer
    x = 171,509.76

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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.