Home / 66,284.58-99,426.80-31,226.96

Finding the Fourth Proportional to 66,284.58, 99,426.80 and 31,226.96

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Solution

The fourth proportional to 66,284.58, 99,426.80 and 31,226.96 is: 46,840.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,284.58 : 99,426.80 = 31,226.96 : x
  2. Step 2: Convert to fraction form
    66,284.58/99,426.80 = 31,226.96/x
  3. Step 3: Cross multiply
    66,284.58x = 99,426.80 × 31,226.96
  4. Step 4: Simplify right side
    66,284.58x = 3,104,796,706.53
  5. Step 5: Solve for x
    x = 3,104,796,706.53/66,284.58
  6. Step 6: Final answer
    x = 46,840.41

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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.