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Finding the Fourth Proportional to 70,683.57, 97,566.05 and 45,258.41

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Solution

The fourth proportional to 70,683.57, 97,566.05 and 45,258.41 is: 62,471.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,683.57 : 97,566.05 = 45,258.41 : x
  2. Step 2: Convert to fraction form
    70,683.57/97,566.05 = 45,258.41/x
  3. Step 3: Cross multiply
    70,683.57x = 97,566.05 × 45,258.41
  4. Step 4: Simplify right side
    70,683.57x = 4,415,684,650.04
  5. Step 5: Solve for x
    x = 4,415,684,650.04/70,683.57
  6. Step 6: Final answer
    x = 62,471.16

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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.