Home / 106,389,816.80-159,584,725.20-60,914,213.60

Finding the Fourth Proportional to 106,389,816.80, 159,584,725.20 and 60,914,213.60

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Solution

The fourth proportional to 106,389,816.80, 159,584,725.20 and 60,914,213.60 is: 91,371,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,389,816.80 : 159,584,725.20 = 60,914,213.60 : x
  2. Step 2: Convert to fraction form
    106,389,816.80/159,584,725.20 = 60,914,213.60/x
  3. Step 3: Cross multiply
    106,389,816.80x = 159,584,725.20 × 60,914,213.60
  4. Step 4: Simplify right side
    106,389,816.80x = 9,720,978,038,130,102
  5. Step 5: Solve for x
    x = 9,720,978,038,130,102/106,389,816.80
  6. Step 6: Final answer
    x = 91,371,320.40

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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.