Home / 110,775.72-152,888.04-70,447.44

Finding the Fourth Proportional to 110,775.72, 152,888.04 and 70,447.44

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Solution

The fourth proportional to 110,775.72, 152,888.04 and 70,447.44 is: 97,228.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,775.72 : 152,888.04 = 70,447.44 : x
  2. Step 2: Convert to fraction form
    110,775.72/152,888.04 = 70,447.44/x
  3. Step 3: Cross multiply
    110,775.72x = 152,888.04 × 70,447.44
  4. Step 4: Simplify right side
    110,775.72x = 10,770,571,024.62
  5. Step 5: Solve for x
    x = 10,770,571,024.62/110,775.72
  6. Step 6: Final answer
    x = 97,228.63

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1.5x scale

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.