Home / 70,392.28-97,141.36-38,562.30

Finding the Fourth Proportional to 70,392.28, 97,141.36 and 38,562.30

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Solution

The fourth proportional to 70,392.28, 97,141.36 and 38,562.30 is: 53,215.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,392.28 : 97,141.36 = 38,562.30 : x
  2. Step 2: Convert to fraction form
    70,392.28/97,141.36 = 38,562.30/x
  3. Step 3: Cross multiply
    70,392.28x = 97,141.36 × 38,562.30
  4. Step 4: Simplify right side
    70,392.28x = 3,745,994,266.73
  5. Step 5: Solve for x
    x = 3,745,994,266.73/70,392.28
  6. Step 6: Final answer
    x = 53,215.98

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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.