Home / 74,637.59-102,995.21-41,103.59

Finding the Fourth Proportional to 74,637.59, 102,995.21 and 41,103.59

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Solution

The fourth proportional to 74,637.59, 102,995.21 and 41,103.59 is: 56,720.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,637.59 : 102,995.21 = 41,103.59 : x
  2. Step 2: Convert to fraction form
    74,637.59/102,995.21 = 41,103.59/x
  3. Step 3: Cross multiply
    74,637.59x = 102,995.21 × 41,103.59
  4. Step 4: Simplify right side
    74,637.59x = 4,233,472,549.54
  5. Step 5: Solve for x
    x = 4,233,472,549.54/74,637.59
  6. Step 6: Final answer
    x = 56,720.38

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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.