Home / 74,633.27-102,995.75-45,942.26

Finding the Fourth Proportional to 74,633.27, 102,995.75 and 45,942.26

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Solution

The fourth proportional to 74,633.27, 102,995.75 and 45,942.26 is: 63,401.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,633.27 : 102,995.75 = 45,942.26 : x
  2. Step 2: Convert to fraction form
    74,633.27/102,995.75 = 45,942.26/x
  3. Step 3: Cross multiply
    74,633.27x = 102,995.75 × 45,942.26
  4. Step 4: Simplify right side
    74,633.27x = 4,731,857,125.27
  5. Step 5: Solve for x
    x = 4,731,857,125.27/74,633.27
  6. Step 6: Final answer
    x = 63,401.45

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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.