Home / 89,130.24-133,712.22-35,826.36

Finding the Fourth Proportional to 89,130.24, 133,712.22 and 35,826.36

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Solution

The fourth proportional to 89,130.24, 133,712.22 and 35,826.36 is: 53,746.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,130.24 : 133,712.22 = 35,826.36 : x
  2. Step 2: Convert to fraction form
    89,130.24/133,712.22 = 35,826.36/x
  3. Step 3: Cross multiply
    89,130.24x = 133,712.22 × 35,826.36
  4. Step 4: Simplify right side
    89,130.24x = 4,790,422,130.12
  5. Step 5: Solve for x
    x = 4,790,422,130.12/89,130.24
  6. Step 6: Final answer
    x = 53,746.32

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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.