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Finding the Fourth Proportional to 260,195.32, 359,129.58 and 169,393.18

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Solution

The fourth proportional to 260,195.32, 359,129.58 and 169,393.18 is: 233,801.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,195.32 : 359,129.58 = 169,393.18 : x
  2. Step 2: Convert to fraction form
    260,195.32/359,129.58 = 169,393.18/x
  3. Step 3: Cross multiply
    260,195.32x = 359,129.58 × 169,393.18
  4. Step 4: Simplify right side
    260,195.32x = 60,834,101,588.26
  5. Step 5: Solve for x
    x = 60,834,101,588.26/260,195.32
  6. Step 6: Final answer
    x = 233,801.67

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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.