Home / 76,018.26-104,903.16-42,024.36

Finding the Fourth Proportional to 76,018.26, 104,903.16 and 42,024.36

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Solution

The fourth proportional to 76,018.26, 104,903.16 and 42,024.36 is: 57,992.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,018.26 : 104,903.16 = 42,024.36 : x
  2. Step 2: Convert to fraction form
    76,018.26/104,903.16 = 42,024.36/x
  3. Step 3: Cross multiply
    76,018.26x = 104,903.16 × 42,024.36
  4. Step 4: Simplify right side
    76,018.26x = 4,408,488,160.98
  5. Step 5: Solve for x
    x = 4,408,488,160.98/76,018.26
  6. Step 6: Final answer
    x = 57,992.49

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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.