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Finding the Fourth Proportional to 62,584.34, 86,368.53 and 34,290.02

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Solution

The fourth proportional to 62,584.34, 86,368.53 and 34,290.02 is: 47,321.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,584.34 : 86,368.53 = 34,290.02 : x
  2. Step 2: Convert to fraction form
    62,584.34/86,368.53 = 34,290.02/x
  3. Step 3: Cross multiply
    62,584.34x = 86,368.53 × 34,290.02
  4. Step 4: Simplify right side
    62,584.34x = 2,961,578,189.23
  5. Step 5: Solve for x
    x = 2,961,578,189.23/62,584.34
  6. Step 6: Final answer
    x = 47,321.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.