Home / 100,364.37-150,415.32-41,130.69

Finding the Fourth Proportional to 100,364.37, 150,415.32 and 41,130.69

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Solution

The fourth proportional to 100,364.37, 150,415.32 and 41,130.69 is: 61,642.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,364.37 : 150,415.32 = 41,130.69 : x
  2. Step 2: Convert to fraction form
    100,364.37/150,415.32 = 41,130.69/x
  3. Step 3: Cross multiply
    100,364.37x = 150,415.32 × 41,130.69
  4. Step 4: Simplify right side
    100,364.37x = 6,186,685,898.17
  5. Step 5: Solve for x
    x = 6,186,685,898.17/100,364.37
  6. Step 6: Final answer
    x = 61,642.25

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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.