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Finding the Fourth Proportional to 119,252.70, 164,567.67 and 65,538.30

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Solution

The fourth proportional to 119,252.70, 164,567.67 and 65,538.30 is: 90,442.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,252.70 : 164,567.67 = 65,538.30 : x
  2. Step 2: Convert to fraction form
    119,252.70/164,567.67 = 65,538.30/x
  3. Step 3: Cross multiply
    119,252.70x = 164,567.67 × 65,538.30
  4. Step 4: Simplify right side
    119,252.70x = 10,785,485,326.76
  5. Step 5: Solve for x
    x = 10,785,485,326.76/119,252.70
  6. Step 6: Final answer
    x = 90,442.27

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1.5x scale

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.