Home / 64,764.12-97,187.52-31,466.03

Finding the Fourth Proportional to 64,764.12, 97,187.52 and 31,466.03

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Solution

The fourth proportional to 64,764.12, 97,187.52 and 31,466.03 is: 47,219.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,764.12 : 97,187.52 = 31,466.03 : x
  2. Step 2: Convert to fraction form
    64,764.12/97,187.52 = 31,466.03/x
  3. Step 3: Cross multiply
    64,764.12x = 97,187.52 × 31,466.03
  4. Step 4: Simplify right side
    64,764.12x = 3,058,105,419.95
  5. Step 5: Solve for x
    x = 3,058,105,419.95/64,764.12
  6. Step 6: Final answer
    x = 47,219.13

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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.