Home / 70,864.43-97,880.69-51,452.38

Finding the Fourth Proportional to 70,864.43, 97,880.69 and 51,452.38

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Solution

The fourth proportional to 70,864.43, 97,880.69 and 51,452.38 is: 71,068.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,864.43 : 97,880.69 = 51,452.38 : x
  2. Step 2: Convert to fraction form
    70,864.43/97,880.69 = 51,452.38/x
  3. Step 3: Cross multiply
    70,864.43x = 97,880.69 × 51,452.38
  4. Step 4: Simplify right side
    70,864.43x = 5,036,193,709.88
  5. Step 5: Solve for x
    x = 5,036,193,709.88/70,864.43
  6. Step 6: Final answer
    x = 71,068.01

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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.