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Finding the Fourth Proportional to 62,570.34, 86,325.93 and 35,693.94

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Solution

The fourth proportional to 62,570.34, 86,325.93 and 35,693.94 is: 49,245.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,570.34 : 86,325.93 = 35,693.94 : x
  2. Step 2: Convert to fraction form
    62,570.34/86,325.93 = 35,693.94/x
  3. Step 3: Cross multiply
    62,570.34x = 86,325.93 × 35,693.94
  4. Step 4: Simplify right side
    62,570.34x = 3,081,312,565.86
  5. Step 5: Solve for x
    x = 3,081,312,565.86/62,570.34
  6. Step 6: Final answer
    x = 49,245.58

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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.