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Finding the Fourth Proportional to 64,842.94, 97,272.91 and 25,394.93

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Solution

The fourth proportional to 64,842.94, 97,272.91 and 25,394.93 is: 38,095.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,842.94 : 97,272.91 = 25,394.93 : x
  2. Step 2: Convert to fraction form
    64,842.94/97,272.91 = 25,394.93/x
  3. Step 3: Cross multiply
    64,842.94x = 97,272.91 × 25,394.93
  4. Step 4: Simplify right side
    64,842.94x = 2,470,238,740.35
  5. Step 5: Solve for x
    x = 2,470,238,740.35/64,842.94
  6. Step 6: Final answer
    x = 38,095.72

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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.