Home / 306,109.16-459,168.41-116,580.06

Finding the Fourth Proportional to 306,109.16, 459,168.41 and 116,580.06

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Solution

The fourth proportional to 306,109.16, 459,168.41 and 116,580.06 is: 174,871.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,109.16 : 459,168.41 = 116,580.06 : x
  2. Step 2: Convert to fraction form
    306,109.16/459,168.41 = 116,580.06/x
  3. Step 3: Cross multiply
    306,109.16x = 459,168.41 × 116,580.06
  4. Step 4: Simplify right side
    306,109.16x = 53,529,881,079.35
  5. Step 5: Solve for x
    x = 53,529,881,079.35/306,109.16
  6. Step 6: Final answer
    x = 174,871.87

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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.