Home / 119,056.28-164,299.64-65,346.26

Finding the Fourth Proportional to 119,056.28, 164,299.64 and 65,346.26

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Solution

The fourth proportional to 119,056.28, 164,299.64 and 65,346.26 is: 90,178.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,056.28 : 164,299.64 = 65,346.26 : x
  2. Step 2: Convert to fraction form
    119,056.28/164,299.64 = 65,346.26/x
  3. Step 3: Cross multiply
    119,056.28x = 164,299.64 × 65,346.26
  4. Step 4: Simplify right side
    119,056.28x = 10,736,365,845.12
  5. Step 5: Solve for x
    x = 10,736,365,845.12/119,056.28
  6. Step 6: Final answer
    x = 90,178.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.