Home / 119,247.37-164,564.40-65,533.75

Finding the Fourth Proportional to 119,247.37, 164,564.40 and 65,533.75

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Solution

The fourth proportional to 119,247.37, 164,564.40 and 65,533.75 is: 90,438.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,247.37 : 164,564.40 = 65,533.75 : x
  2. Step 2: Convert to fraction form
    119,247.37/164,564.40 = 65,533.75/x
  3. Step 3: Cross multiply
    119,247.37x = 164,564.40 × 65,533.75
  4. Step 4: Simplify right side
    119,247.37x = 10,784,522,248.50
  5. Step 5: Solve for x
    x = 10,784,522,248.50/119,247.37
  6. Step 6: Final answer
    x = 90,438.24

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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.