Home / 284,501.75-426,816.18-107,010.32

Finding the Fourth Proportional to 284,501.75, 426,816.18 and 107,010.32

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Solution

The fourth proportional to 284,501.75, 426,816.18 and 107,010.32 is: 160,539.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,501.75 : 426,816.18 = 107,010.32 : x
  2. Step 2: Convert to fraction form
    284,501.75/426,816.18 = 107,010.32/x
  3. Step 3: Cross multiply
    284,501.75x = 426,816.18 × 107,010.32
  4. Step 4: Simplify right side
    284,501.75x = 45,673,733,868.90
  5. Step 5: Solve for x
    x = 45,673,733,868.90/284,501.75
  6. Step 6: Final answer
    x = 160,539.38

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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.