Home / 119,022.54-164,250.90-65,308.38

Finding the Fourth Proportional to 119,022.54, 164,250.90 and 65,308.38

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Solution

The fourth proportional to 119,022.54, 164,250.90 and 65,308.38 is: 90,125.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,022.54 : 164,250.90 = 65,308.38 : x
  2. Step 2: Convert to fraction form
    119,022.54/164,250.90 = 65,308.38/x
  3. Step 3: Cross multiply
    119,022.54x = 164,250.90 × 65,308.38
  4. Step 4: Simplify right side
    119,022.54x = 10,726,960,192.54
  5. Step 5: Solve for x
    x = 10,726,960,192.54/119,022.54
  6. Step 6: Final answer
    x = 90,125.45

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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.