Home / 157,644.40-236,466.60-110,405.20

Finding the Fourth Proportional to 157,644.40, 236,466.60 and 110,405.20

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Solution

The fourth proportional to 157,644.40, 236,466.60 and 110,405.20 is: 165,607.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,644.40 : 236,466.60 = 110,405.20 : x
  2. Step 2: Convert to fraction form
    157,644.40/236,466.60 = 110,405.20/x
  3. Step 3: Cross multiply
    157,644.40x = 236,466.60 × 110,405.20
  4. Step 4: Simplify right side
    157,644.40x = 26,107,142,266.32
  5. Step 5: Solve for x
    x = 26,107,142,266.32/157,644.40
  6. Step 6: Final answer
    x = 165,607.80

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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.