Home / 70,433.12-97,189.80-43,592.96

Finding the Fourth Proportional to 70,433.12, 97,189.80 and 43,592.96

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Solution

The fourth proportional to 70,433.12, 97,189.80 and 43,592.96 is: 60,153.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,433.12 : 97,189.80 = 43,592.96 : x
  2. Step 2: Convert to fraction form
    70,433.12/97,189.80 = 43,592.96/x
  3. Step 3: Cross multiply
    70,433.12x = 97,189.80 × 43,592.96
  4. Step 4: Simplify right side
    70,433.12x = 4,236,791,063.81
  5. Step 5: Solve for x
    x = 4,236,791,063.81/70,433.12
  6. Step 6: Final answer
    x = 60,153.39

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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.