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Finding the Fourth Proportional to 119,502.38, 164,924.26 and 65,798.30

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Solution

The fourth proportional to 119,502.38, 164,924.26 and 65,798.30 is: 90,807.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,502.38 : 164,924.26 = 65,798.30 : x
  2. Step 2: Convert to fraction form
    119,502.38/164,924.26 = 65,798.30/x
  3. Step 3: Cross multiply
    119,502.38x = 164,924.26 × 65,798.30
  4. Step 4: Simplify right side
    119,502.38x = 10,851,734,947.64
  5. Step 5: Solve for x
    x = 10,851,734,947.64/119,502.38
  6. Step 6: Final answer
    x = 90,807.69

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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.