Home / 130,444.10-195,740.01-55,556.46

Finding the Fourth Proportional to 130,444.10, 195,740.01 and 55,556.46

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Solution

The fourth proportional to 130,444.10, 195,740.01 and 55,556.46 is: 83,366.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,444.10 : 195,740.01 = 55,556.46 : x
  2. Step 2: Convert to fraction form
    130,444.10/195,740.01 = 55,556.46/x
  3. Step 3: Cross multiply
    130,444.10x = 195,740.01 × 55,556.46
  4. Step 4: Simplify right side
    130,444.10x = 10,874,622,035.96
  5. Step 5: Solve for x
    x = 10,874,622,035.96/130,444.10
  6. Step 6: Final answer
    x = 83,366.15

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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.