Home / 70,057.44-96,678.36-38,225.64

Finding the Fourth Proportional to 70,057.44, 96,678.36 and 38,225.64

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Solution

The fourth proportional to 70,057.44, 96,678.36 and 38,225.64 is: 52,750.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,057.44 : 96,678.36 = 38,225.64 : x
  2. Step 2: Convert to fraction form
    70,057.44/96,678.36 = 38,225.64/x
  3. Step 3: Cross multiply
    70,057.44x = 96,678.36 × 38,225.64
  4. Step 4: Simplify right side
    70,057.44x = 3,695,592,185.15
  5. Step 5: Solve for x
    x = 3,695,592,185.15/70,057.44
  6. Step 6: Final answer
    x = 52,750.89

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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.