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Finding the Fourth Proportional to 62,009, 93,071.42 and 48,245.16

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Solution

The fourth proportional to 62,009, 93,071.42 and 48,245.16 is: 72,412.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,009 : 93,071.42 = 48,245.16 : x
  2. Step 2: Convert to fraction form
    62,009/93,071.42 = 48,245.16/x
  3. Step 3: Cross multiply
    62,009x = 93,071.42 × 48,245.16
  4. Step 4: Simplify right side
    62,009x = 4,490,245,549.33
  5. Step 5: Solve for x
    x = 4,490,245,549.33/62,009
  6. Step 6: Final answer
    x = 72,412.80

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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.