Home / 70,848.23-106,272.16-26,478.45

Finding the Fourth Proportional to 70,848.23, 106,272.16 and 26,478.45

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Solution

The fourth proportional to 70,848.23, 106,272.16 and 26,478.45 is: 39,717.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,848.23 : 106,272.16 = 26,478.45 : x
  2. Step 2: Convert to fraction form
    70,848.23/106,272.16 = 26,478.45/x
  3. Step 3: Cross multiply
    70,848.23x = 106,272.16 × 26,478.45
  4. Step 4: Simplify right side
    70,848.23x = 2,813,922,008.76
  5. Step 5: Solve for x
    x = 2,813,922,008.76/70,848.23
  6. Step 6: Final answer
    x = 39,717.61

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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.