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Finding the Fourth Proportional to 62,298.41, 85,968.81 and 35,438.40

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Solution

The fourth proportional to 62,298.41, 85,968.81 and 35,438.40 is: 48,903.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,298.41 : 85,968.81 = 35,438.40 : x
  2. Step 2: Convert to fraction form
    62,298.41/85,968.81 = 35,438.40/x
  3. Step 3: Cross multiply
    62,298.41x = 85,968.81 × 35,438.40
  4. Step 4: Simplify right side
    62,298.41x = 3,046,597,076.30
  5. Step 5: Solve for x
    x = 3,046,597,076.30/62,298.41
  6. Step 6: Final answer
    x = 48,903.29

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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.