Home / 51,432.40-77,181.36-34,373.80

Finding the Fourth Proportional to 51,432.40, 77,181.36 and 34,373.80

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Solution

The fourth proportional to 51,432.40, 77,181.36 and 34,373.80 is: 51,582.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,432.40 : 77,181.36 = 34,373.80 : x
  2. Step 2: Convert to fraction form
    51,432.40/77,181.36 = 34,373.80/x
  3. Step 3: Cross multiply
    51,432.40x = 77,181.36 × 34,373.80
  4. Step 4: Simplify right side
    51,432.40x = 2,653,016,632.37
  5. Step 5: Solve for x
    x = 2,653,016,632.37/51,432.40
  6. Step 6: Final answer
    x = 51,582.59

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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.