Home / 77,240.72-106,567.41-43,244.20

Finding the Fourth Proportional to 77,240.72, 106,567.41 and 43,244.20

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Solution

The fourth proportional to 77,240.72, 106,567.41 and 43,244.20 is: 59,663.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,240.72 : 106,567.41 = 43,244.20 : x
  2. Step 2: Convert to fraction form
    77,240.72/106,567.41 = 43,244.20/x
  3. Step 3: Cross multiply
    77,240.72x = 106,567.41 × 43,244.20
  4. Step 4: Simplify right side
    77,240.72x = 4,608,422,391.52
  5. Step 5: Solve for x
    x = 4,608,422,391.52/77,240.72
  6. Step 6: Final answer
    x = 59,663.12

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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.