Home / 106,027.31-146,303.52-65,726.37

Finding the Fourth Proportional to 106,027.31, 146,303.52 and 65,726.37

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Solution

The fourth proportional to 106,027.31, 146,303.52 and 65,726.37 is: 90,693.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,027.31 : 146,303.52 = 65,726.37 : x
  2. Step 2: Convert to fraction form
    106,027.31/146,303.52 = 65,726.37/x
  3. Step 3: Cross multiply
    106,027.31x = 146,303.52 × 65,726.37
  4. Step 4: Simplify right side
    106,027.31x = 9,615,999,287.82
  5. Step 5: Solve for x
    x = 9,615,999,287.82/106,027.31
  6. Step 6: Final answer
    x = 90,693.61

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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.