Home / 93,487.96-129,016.40-51,049.72

Finding the Fourth Proportional to 93,487.96, 129,016.40 and 51,049.72

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Solution

The fourth proportional to 93,487.96, 129,016.40 and 51,049.72 is: 70,450.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,487.96 : 129,016.40 = 51,049.72 : x
  2. Step 2: Convert to fraction form
    93,487.96/129,016.40 = 51,049.72/x
  3. Step 3: Cross multiply
    93,487.96x = 129,016.40 × 51,049.72
  4. Step 4: Simplify right side
    93,487.96x = 6,586,251,095.41
  5. Step 5: Solve for x
    x = 6,586,251,095.41/93,487.96
  6. Step 6: Final answer
    x = 70,450.26

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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.