Home / 105,495.68-158,225.80-46,315.44

Finding the Fourth Proportional to 105,495.68, 158,225.80 and 46,315.44

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Solution

The fourth proportional to 105,495.68, 158,225.80 and 46,315.44 is: 69,465.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,495.68 : 158,225.80 = 46,315.44 : x
  2. Step 2: Convert to fraction form
    105,495.68/158,225.80 = 46,315.44/x
  3. Step 3: Cross multiply
    105,495.68x = 158,225.80 × 46,315.44
  4. Step 4: Simplify right side
    105,495.68x = 7,328,297,546.35
  5. Step 5: Solve for x
    x = 7,328,297,546.35/105,495.68
  6. Step 6: Final answer
    x = 69,465.38

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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.