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Finding the Fourth Proportional to 93,541.60, 129,129.88 and 59,596.64

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Solution

The fourth proportional to 93,541.60, 129,129.88 and 59,596.64 is: 82,270.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,541.60 : 129,129.88 = 59,596.64 : x
  2. Step 2: Convert to fraction form
    93,541.60/129,129.88 = 59,596.64/x
  3. Step 3: Cross multiply
    93,541.60x = 129,129.88 × 59,596.64
  4. Step 4: Simplify right side
    93,541.60x = 7,695,706,971.60
  5. Step 5: Solve for x
    x = 7,695,706,971.60/93,541.60
  6. Step 6: Final answer
    x = 82,270.42

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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.