Home / 75,222.06-103,778.96-45,008.24

Finding the Fourth Proportional to 75,222.06, 103,778.96 and 45,008.24

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Solution

The fourth proportional to 75,222.06, 103,778.96 and 45,008.24 is: 62,094.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,222.06 : 103,778.96 = 45,008.24 : x
  2. Step 2: Convert to fraction form
    75,222.06/103,778.96 = 45,008.24/x
  3. Step 3: Cross multiply
    75,222.06x = 103,778.96 × 45,008.24
  4. Step 4: Simplify right side
    75,222.06x = 4,670,908,338.63
  5. Step 5: Solve for x
    x = 4,670,908,338.63/75,222.06
  6. Step 6: Final answer
    x = 62,094.93

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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.