Home / 119,259.08-164,570.26-65,533.64

Finding the Fourth Proportional to 119,259.08, 164,570.26 and 65,533.64

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Solution

The fourth proportional to 119,259.08, 164,570.26 and 65,533.64 is: 90,432.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,259.08 : 164,570.26 = 65,533.64 : x
  2. Step 2: Convert to fraction form
    119,259.08/164,570.26 = 65,533.64/x
  3. Step 3: Cross multiply
    119,259.08x = 164,570.26 × 65,533.64
  4. Step 4: Simplify right side
    119,259.08x = 10,784,888,173.55
  5. Step 5: Solve for x
    x = 10,784,888,173.55/119,259.08
  6. Step 6: Final answer
    x = 90,432.43

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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.