Home / 89,863.24-134,818.74-30,698.80

Finding the Fourth Proportional to 89,863.24, 134,818.74 and 30,698.80

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Solution

The fourth proportional to 89,863.24, 134,818.74 and 30,698.80 is: 46,056.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,863.24 : 134,818.74 = 30,698.80 : x
  2. Step 2: Convert to fraction form
    89,863.24/134,818.74 = 30,698.80/x
  3. Step 3: Cross multiply
    89,863.24x = 134,818.74 × 30,698.80
  4. Step 4: Simplify right side
    89,863.24x = 4,138,773,535.51
  5. Step 5: Solve for x
    x = 4,138,773,535.51/89,863.24
  6. Step 6: Final answer
    x = 46,056.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.