Home / 199,457.13-275,223.60-114,574.20

Finding the Fourth Proportional to 199,457.13, 275,223.60 and 114,574.20

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Solution

The fourth proportional to 199,457.13, 275,223.60 and 114,574.20 is: 158,096.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,457.13 : 275,223.60 = 114,574.20 : x
  2. Step 2: Convert to fraction form
    199,457.13/275,223.60 = 114,574.20/x
  3. Step 3: Cross multiply
    199,457.13x = 275,223.60 × 114,574.20
  4. Step 4: Simplify right side
    199,457.13x = 31,533,523,791.12
  5. Step 5: Solve for x
    x = 31,533,523,791.12/199,457.13
  6. Step 6: Final answer
    x = 158,096.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.