Home / 65,648.07-98,452.06-43,157.81

Finding the Fourth Proportional to 65,648.07, 98,452.06 and 43,157.81

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Solution

The fourth proportional to 65,648.07, 98,452.06 and 43,157.81 is: 64,723.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,648.07 : 98,452.06 = 43,157.81 : x
  2. Step 2: Convert to fraction form
    65,648.07/98,452.06 = 43,157.81/x
  3. Step 3: Cross multiply
    65,648.07x = 98,452.06 × 43,157.81
  4. Step 4: Simplify right side
    65,648.07x = 4,248,975,437.82
  5. Step 5: Solve for x
    x = 4,248,975,437.82/65,648.07
  6. Step 6: Final answer
    x = 64,723.54

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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.