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Finding the Fourth Proportional to 93,601.98, 129,170.70 and 51,160.50

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Solution

The fourth proportional to 93,601.98, 129,170.70 and 51,160.50 is: 70,601.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,601.98 : 129,170.70 = 51,160.50 : x
  2. Step 2: Convert to fraction form
    93,601.98/129,170.70 = 51,160.50/x
  3. Step 3: Cross multiply
    93,601.98x = 129,170.70 × 51,160.50
  4. Step 4: Simplify right side
    93,601.98x = 6,608,437,597.35
  5. Step 5: Solve for x
    x = 6,608,437,597.35/93,601.98
  6. Step 6: Final answer
    x = 70,601.47

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1.5x scale

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.