Home / 169,969.40-254,954.10-143,397.35

Finding the Fourth Proportional to 169,969.40, 254,954.10 and 143,397.35

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Solution

The fourth proportional to 169,969.40, 254,954.10 and 143,397.35 is: 215,096.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,969.40 : 254,954.10 = 143,397.35 : x
  2. Step 2: Convert to fraction form
    169,969.40/254,954.10 = 143,397.35/x
  3. Step 3: Cross multiply
    169,969.40x = 254,954.10 × 143,397.35
  4. Step 4: Simplify right side
    169,969.40x = 36,559,742,311.64
  5. Step 5: Solve for x
    x = 36,559,742,311.64/169,969.40
  6. Step 6: Final answer
    x = 215,096.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.