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Finding the Fourth Proportional to 169,281.68, 233,611.37 and 101,301.51

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Solution

The fourth proportional to 169,281.68, 233,611.37 and 101,301.51 is: 139,797.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,281.68 : 233,611.37 = 101,301.51 : x
  2. Step 2: Convert to fraction form
    169,281.68/233,611.37 = 101,301.51/x
  3. Step 3: Cross multiply
    169,281.68x = 233,611.37 × 101,301.51
  4. Step 4: Simplify right side
    169,281.68x = 23,665,184,027.66
  5. Step 5: Solve for x
    x = 23,665,184,027.66/169,281.68
  6. Step 6: Final answer
    x = 139,797.67

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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.