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Finding the Fourth Proportional to 94,609.60, 141,914.39 and 64,937.47

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Solution

The fourth proportional to 94,609.60, 141,914.39 and 64,937.47 is: 97,406.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,609.60 : 141,914.39 = 64,937.47 : x
  2. Step 2: Convert to fraction form
    94,609.60/141,914.39 = 64,937.47/x
  3. Step 3: Cross multiply
    94,609.60x = 141,914.39 × 64,937.47
  4. Step 4: Simplify right side
    94,609.60x = 9,215,562,089.61
  5. Step 5: Solve for x
    x = 9,215,562,089.61/94,609.60
  6. Step 6: Final answer
    x = 97,406.21

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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.