Home / 69,352.77-95,655.33-42,128.73

Finding the Fourth Proportional to 69,352.77, 95,655.33 and 42,128.73

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Solution

The fourth proportional to 69,352.77, 95,655.33 and 42,128.73 is: 58,106.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,352.77 : 95,655.33 = 42,128.73 : x
  2. Step 2: Convert to fraction form
    69,352.77/95,655.33 = 42,128.73/x
  3. Step 3: Cross multiply
    69,352.77x = 95,655.33 × 42,128.73
  4. Step 4: Simplify right side
    69,352.77x = 4,029,837,570.63
  5. Step 5: Solve for x
    x = 4,029,837,570.63/69,352.77
  6. Step 6: Final answer
    x = 58,106.37

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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.