Home / 116,840.26-175,190.20-45,678.14

Finding the Fourth Proportional to 116,840.26, 175,190.20 and 45,678.14

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Solution

The fourth proportional to 116,840.26, 175,190.20 and 45,678.14 is: 68,489.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,840.26 : 175,190.20 = 45,678.14 : x
  2. Step 2: Convert to fraction form
    116,840.26/175,190.20 = 45,678.14/x
  3. Step 3: Cross multiply
    116,840.26x = 175,190.20 × 45,678.14
  4. Step 4: Simplify right side
    116,840.26x = 8,002,362,482.23
  5. Step 5: Solve for x
    x = 8,002,362,482.23/116,840.26
  6. Step 6: Final answer
    x = 68,489.77

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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.