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Finding the Fourth Proportional to 171,064.52, 236,063.08 and 93,541.98

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Solution

The fourth proportional to 171,064.52, 236,063.08 and 93,541.98 is: 129,084.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,064.52 : 236,063.08 = 93,541.98 : x
  2. Step 2: Convert to fraction form
    171,064.52/236,063.08 = 93,541.98/x
  3. Step 3: Cross multiply
    171,064.52x = 236,063.08 × 93,541.98
  4. Step 4: Simplify right side
    171,064.52x = 22,081,807,908.10
  5. Step 5: Solve for x
    x = 22,081,807,908.10/171,064.52
  6. Step 6: Final answer
    x = 129,084.67

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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.