Home / 115,795.16-159,746.60-68,026.96

Finding the Fourth Proportional to 115,795.16, 159,746.60 and 68,026.96

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Solution

The fourth proportional to 115,795.16, 159,746.60 and 68,026.96 is: 93,847.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,795.16 : 159,746.60 = 68,026.96 : x
  2. Step 2: Convert to fraction form
    115,795.16/159,746.60 = 68,026.96/x
  3. Step 3: Cross multiply
    115,795.16x = 159,746.60 × 68,026.96
  4. Step 4: Simplify right side
    115,795.16x = 10,867,075,568.34
  5. Step 5: Solve for x
    x = 10,867,075,568.34/115,795.16
  6. Step 6: Final answer
    x = 93,847.41

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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.