Home / 70,664.28-97,516.78-38,835.24

Finding the Fourth Proportional to 70,664.28, 97,516.78 and 38,835.24

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Solution

The fourth proportional to 70,664.28, 97,516.78 and 38,835.24 is: 53,592.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,664.28 : 97,516.78 = 38,835.24 : x
  2. Step 2: Convert to fraction form
    70,664.28/97,516.78 = 38,835.24/x
  3. Step 3: Cross multiply
    70,664.28x = 97,516.78 × 38,835.24
  4. Step 4: Simplify right side
    70,664.28x = 3,787,087,555.33
  5. Step 5: Solve for x
    x = 3,787,087,555.33/70,664.28
  6. Step 6: Final answer
    x = 53,592.67

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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.