Home / 109,922.40-164,811.60-43,322.40

Finding the Fourth Proportional to 109,922.40, 164,811.60 and 43,322.40

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Solution

The fourth proportional to 109,922.40, 164,811.60 and 43,322.40 is: 64,955.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,922.40 : 164,811.60 = 43,322.40 : x
  2. Step 2: Convert to fraction form
    109,922.40/164,811.60 = 43,322.40/x
  3. Step 3: Cross multiply
    109,922.40x = 164,811.60 × 43,322.40
  4. Step 4: Simplify right side
    109,922.40x = 7,140,034,059.84
  5. Step 5: Solve for x
    x = 7,140,034,059.84/109,922.40
  6. Step 6: Final answer
    x = 64,955.22

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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.