Home / 51,065.45-70,489.47-29,851.61

Finding the Fourth Proportional to 51,065.45, 70,489.47 and 29,851.61

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Solution

The fourth proportional to 51,065.45, 70,489.47 and 29,851.61 is: 41,206.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,065.45 : 70,489.47 = 29,851.61 : x
  2. Step 2: Convert to fraction form
    51,065.45/70,489.47 = 29,851.61/x
  3. Step 3: Cross multiply
    51,065.45x = 70,489.47 × 29,851.61
  4. Step 4: Simplify right side
    51,065.45x = 2,104,224,018.29
  5. Step 5: Solve for x
    x = 2,104,224,018.29/51,065.45
  6. Step 6: Final answer
    x = 41,206.41

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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.