Home / 47,120.74-70,681.14-22,142.46

Finding the Fourth Proportional to 47,120.74, 70,681.14 and 22,142.46

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Solution

The fourth proportional to 47,120.74, 70,681.14 and 22,142.46 is: 33,213.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,120.74 : 70,681.14 = 22,142.46 : x
  2. Step 2: Convert to fraction form
    47,120.74/70,681.14 = 22,142.46/x
  3. Step 3: Cross multiply
    47,120.74x = 70,681.14 × 22,142.46
  4. Step 4: Simplify right side
    47,120.74x = 1,565,054,315.20
  5. Step 5: Solve for x
    x = 1,565,054,315.20/47,120.74
  6. Step 6: Final answer
    x = 33,213.70

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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.