Home / 51,451.16-70,981.70-33,539.88

Finding the Fourth Proportional to 51,451.16, 70,981.70 and 33,539.88

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Solution

The fourth proportional to 51,451.16, 70,981.70 and 33,539.88 is: 46,271.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,451.16 : 70,981.70 = 33,539.88 : x
  2. Step 2: Convert to fraction form
    51,451.16/70,981.70 = 33,539.88/x
  3. Step 3: Cross multiply
    51,451.16x = 70,981.70 × 33,539.88
  4. Step 4: Simplify right side
    51,451.16x = 2,380,717,700.20
  5. Step 5: Solve for x
    x = 2,380,717,700.20/51,451.16
  6. Step 6: Final answer
    x = 46,271.41

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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.