Home / 70,227.12-105,291.45-25,848.09

Finding the Fourth Proportional to 70,227.12, 105,291.45 and 25,848.09

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Solution

The fourth proportional to 70,227.12, 105,291.45 and 25,848.09 is: 38,754.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,227.12 : 105,291.45 = 25,848.09 : x
  2. Step 2: Convert to fraction form
    70,227.12/105,291.45 = 25,848.09/x
  3. Step 3: Cross multiply
    70,227.12x = 105,291.45 × 25,848.09
  4. Step 4: Simplify right side
    70,227.12x = 2,721,582,875.83
  5. Step 5: Solve for x
    x = 2,721,582,875.83/70,227.12
  6. Step 6: Final answer
    x = 38,754.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.