Home / 80,858.24-111,587.80-45,048.22

Finding the Fourth Proportional to 80,858.24, 111,587.80 and 45,048.22

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Solution

The fourth proportional to 80,858.24, 111,587.80 and 45,048.22 is: 62,168.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,858.24 : 111,587.80 = 45,048.22 : x
  2. Step 2: Convert to fraction form
    80,858.24/111,587.80 = 45,048.22/x
  3. Step 3: Cross multiply
    80,858.24x = 111,587.80 × 45,048.22
  4. Step 4: Simplify right side
    80,858.24x = 5,026,831,763.72
  5. Step 5: Solve for x
    x = 5,026,831,763.72/80,858.24
  6. Step 6: Final answer
    x = 62,168.45

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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.