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Finding the Fourth Proportional to 70,441.55, 97,219.31 and 43,592.71

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Solution

The fourth proportional to 70,441.55, 97,219.31 and 43,592.71 is: 60,164.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,441.55 : 97,219.31 = 43,592.71 : x
  2. Step 2: Convert to fraction form
    70,441.55/97,219.31 = 43,592.71/x
  3. Step 3: Cross multiply
    70,441.55x = 97,219.31 × 43,592.71
  4. Step 4: Simplify right side
    70,441.55x = 4,238,052,944.18
  5. Step 5: Solve for x
    x = 4,238,052,944.18/70,441.55
  6. Step 6: Final answer
    x = 60,164.10

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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.