Home / 64,848.40-97,272.60-18,101.20

Finding the Fourth Proportional to 64,848.40, 97,272.60 and 18,101.20

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Solution

The fourth proportional to 64,848.40, 97,272.60 and 18,101.20 is: 27,151.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,848.40 : 97,272.60 = 18,101.20 : x
  2. Step 2: Convert to fraction form
    64,848.40/97,272.60 = 18,101.20/x
  3. Step 3: Cross multiply
    64,848.40x = 97,272.60 × 18,101.20
  4. Step 4: Simplify right side
    64,848.40x = 1,760,750,787.12
  5. Step 5: Solve for x
    x = 1,760,750,787.12/64,848.40
  6. Step 6: Final answer
    x = 27,151.80

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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.