Home / 113,871.66-170,911.15-60,608.36

Finding the Fourth Proportional to 113,871.66, 170,911.15 and 60,608.36

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Solution

The fourth proportional to 113,871.66, 170,911.15 and 60,608.36 is: 90,967.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,871.66 : 170,911.15 = 60,608.36 : x
  2. Step 2: Convert to fraction form
    113,871.66/170,911.15 = 60,608.36/x
  3. Step 3: Cross multiply
    113,871.66x = 170,911.15 × 60,608.36
  4. Step 4: Simplify right side
    113,871.66x = 10,358,643,776.89
  5. Step 5: Solve for x
    x = 10,358,643,776.89/113,871.66
  6. Step 6: Final answer
    x = 90,967.70

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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.