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Finding the Fourth Proportional to 59,506.96, 89,165.58 and 31,425.88

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Solution

The fourth proportional to 59,506.96, 89,165.58 and 31,425.88 is: 47,088.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,506.96 : 89,165.58 = 31,425.88 : x
  2. Step 2: Convert to fraction form
    59,506.96/89,165.58 = 31,425.88/x
  3. Step 3: Cross multiply
    59,506.96x = 89,165.58 × 31,425.88
  4. Step 4: Simplify right side
    59,506.96x = 2,802,106,817.21
  5. Step 5: Solve for x
    x = 2,802,106,817.21/59,506.96
  6. Step 6: Final answer
    x = 47,088.72

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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.