Home / 51,029.47-76,169.63-47,272.03

Finding the Fourth Proportional to 51,029.47, 76,169.63 and 47,272.03

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Solution

The fourth proportional to 51,029.47, 76,169.63 and 47,272.03 is: 70,561.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,029.47 : 76,169.63 = 47,272.03 : x
  2. Step 2: Convert to fraction form
    51,029.47/76,169.63 = 47,272.03/x
  3. Step 3: Cross multiply
    51,029.47x = 76,169.63 × 47,272.03
  4. Step 4: Simplify right side
    51,029.47x = 3,600,693,034.45
  5. Step 5: Solve for x
    x = 3,600,693,034.45/51,029.47
  6. Step 6: Final answer
    x = 70,561.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.