Home / 112,826.57-168,970.83-65,341.33

Finding the Fourth Proportional to 112,826.57, 168,970.83 and 65,341.33

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Solution

The fourth proportional to 112,826.57, 168,970.83 and 65,341.33 is: 97,856.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,826.57 : 168,970.83 = 65,341.33 : x
  2. Step 2: Convert to fraction form
    112,826.57/168,970.83 = 65,341.33/x
  3. Step 3: Cross multiply
    112,826.57x = 168,970.83 × 65,341.33
  4. Step 4: Simplify right side
    112,826.57x = 11,040,778,763.40
  5. Step 5: Solve for x
    x = 11,040,778,763.40/112,826.57
  6. Step 6: Final answer
    x = 97,856.20

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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.