Home / 93,583.70-129,143.46-52,747.54

Finding the Fourth Proportional to 93,583.70, 129,143.46 and 52,747.54

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Solution

The fourth proportional to 93,583.70, 129,143.46 and 52,747.54 is: 72,790.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,583.70 : 129,143.46 = 52,747.54 : x
  2. Step 2: Convert to fraction form
    93,583.70/129,143.46 = 52,747.54/x
  3. Step 3: Cross multiply
    93,583.70x = 129,143.46 × 52,747.54
  4. Step 4: Simplify right side
    93,583.70x = 6,811,999,822.09
  5. Step 5: Solve for x
    x = 6,811,999,822.09/93,583.70
  6. Step 6: Final answer
    x = 72,790.45

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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.