Home / 115,732.32-173,315.38-104,513.01

Finding the Fourth Proportional to 115,732.32, 173,315.38 and 104,513.01

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Solution

The fourth proportional to 115,732.32, 173,315.38 and 104,513.01 is: 156,513.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,732.32 : 173,315.38 = 104,513.01 : x
  2. Step 2: Convert to fraction form
    115,732.32/173,315.38 = 104,513.01/x
  3. Step 3: Cross multiply
    115,732.32x = 173,315.38 × 104,513.01
  4. Step 4: Simplify right side
    115,732.32x = 18,113,712,043.09
  5. Step 5: Solve for x
    x = 18,113,712,043.09/115,732.32
  6. Step 6: Final answer
    x = 156,513.86

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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.