Home / 105,553.72-158,313.57-46,378.36

Finding the Fourth Proportional to 105,553.72, 158,313.57 and 46,378.36

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Solution

The fourth proportional to 105,553.72, 158,313.57 and 46,378.36 is: 69,560.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,553.72 : 158,313.57 = 46,378.36 : x
  2. Step 2: Convert to fraction form
    105,553.72/158,313.57 = 46,378.36/x
  3. Step 3: Cross multiply
    105,553.72x = 158,313.57 × 46,378.36
  4. Step 4: Simplify right side
    105,553.72x = 7,342,323,742.35
  5. Step 5: Solve for x
    x = 7,342,323,742.35/105,553.72
  6. Step 6: Final answer
    x = 69,560.07

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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.