Home / 169,968.40-254,952.60-143,396.35

Finding the Fourth Proportional to 169,968.40, 254,952.60 and 143,396.35

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Solution

The fourth proportional to 169,968.40, 254,952.60 and 143,396.35 is: 215,094.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,968.40 : 254,952.60 = 143,396.35 : x
  2. Step 2: Convert to fraction form
    169,968.40/254,952.60 = 143,396.35/x
  3. Step 3: Cross multiply
    169,968.40x = 254,952.60 × 143,396.35
  4. Step 4: Simplify right side
    169,968.40x = 36,559,272,263.01
  5. Step 5: Solve for x
    x = 36,559,272,263.01/169,968.40
  6. Step 6: Final answer
    x = 215,094.53

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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.