Home / 454,371.93-681,557.81-121,947.93

Finding the Fourth Proportional to 454,371.93, 681,557.81 and 121,947.93

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Solution

The fourth proportional to 454,371.93, 681,557.81 and 121,947.93 is: 182,921.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,371.93 : 681,557.81 = 121,947.93 : x
  2. Step 2: Convert to fraction form
    454,371.93/681,557.81 = 121,947.93/x
  3. Step 3: Cross multiply
    454,371.93x = 681,557.81 × 121,947.93
  4. Step 4: Simplify right side
    454,371.93x = 83,114,563,495.09
  5. Step 5: Solve for x
    x = 83,114,563,495.09/454,371.93
  6. Step 6: Final answer
    x = 182,921.87

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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.