Home / 60,138.32-82,989.63-33,279.23

Finding the Fourth Proportional to 60,138.32, 82,989.63 and 33,279.23

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Solution

The fourth proportional to 60,138.32, 82,989.63 and 33,279.23 is: 45,924.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,138.32 : 82,989.63 = 33,279.23 : x
  2. Step 2: Convert to fraction form
    60,138.32/82,989.63 = 33,279.23/x
  3. Step 3: Cross multiply
    60,138.32x = 82,989.63 × 33,279.23
  4. Step 4: Simplify right side
    60,138.32x = 2,761,830,569.44
  5. Step 5: Solve for x
    x = 2,761,830,569.44/60,138.32
  6. Step 6: Final answer
    x = 45,924.64

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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.