Home / 77,022.74-106,294.20-42,567.77

Finding the Fourth Proportional to 77,022.74, 106,294.20 and 42,567.77

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Solution

The fourth proportional to 77,022.74, 106,294.20 and 42,567.77 is: 58,745.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,022.74 : 106,294.20 = 42,567.77 : x
  2. Step 2: Convert to fraction form
    77,022.74/106,294.20 = 42,567.77/x
  3. Step 3: Cross multiply
    77,022.74x = 106,294.20 × 42,567.77
  4. Step 4: Simplify right side
    77,022.74x = 4,524,707,057.93
  5. Step 5: Solve for x
    x = 4,524,707,057.93/77,022.74
  6. Step 6: Final answer
    x = 58,745.08

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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.