Home / 107,977,928.11-161,983,688.37-35,177,761.06

Finding the Fourth Proportional to 107,977,928.11, 161,983,688.37 and 35,177,761.06

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Solution

The fourth proportional to 107,977,928.11, 161,983,688.37 and 35,177,761.06 is: 52,772,113.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,977,928.11 : 161,983,688.37 = 35,177,761.06 : x
  2. Step 2: Convert to fraction form
    107,977,928.11/161,983,688.37 = 35,177,761.06/x
  3. Step 3: Cross multiply
    107,977,928.11x = 161,983,688.37 × 35,177,761.06
  4. Step 4: Simplify right side
    107,977,928.11x = 5,698,223,485,097,361
  5. Step 5: Solve for x
    x = 5,698,223,485,097,361/107,977,928.11
  6. Step 6: Final answer
    x = 52,772,113.57

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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.