Home / 119,448.56-164,835.42-65,733.68

Finding the Fourth Proportional to 119,448.56, 164,835.42 and 65,733.68

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Solution

The fourth proportional to 119,448.56, 164,835.42 and 65,733.68 is: 90,710.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,448.56 : 164,835.42 = 65,733.68 : x
  2. Step 2: Convert to fraction form
    119,448.56/164,835.42 = 65,733.68/x
  3. Step 3: Cross multiply
    119,448.56x = 164,835.42 × 65,733.68
  4. Step 4: Simplify right side
    119,448.56x = 10,835,238,750.95
  5. Step 5: Solve for x
    x = 10,835,238,750.95/119,448.56
  6. Step 6: Final answer
    x = 90,710.50

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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.