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Finding the Fourth Proportional to 65,590.74, 98,361.96 and 23,459.40

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Solution

The fourth proportional to 65,590.74, 98,361.96 and 23,459.40 is: 35,180.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,590.74 : 98,361.96 = 23,459.40 : x
  2. Step 2: Convert to fraction form
    65,590.74/98,361.96 = 23,459.40/x
  3. Step 3: Cross multiply
    65,590.74x = 98,361.96 × 23,459.40
  4. Step 4: Simplify right side
    65,590.74x = 2,307,512,564.42
  5. Step 5: Solve for x
    x = 2,307,512,564.42/65,590.74
  6. Step 6: Final answer
    x = 35,180.46

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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.