Home / 210,317.70-290,243.40-114,825.08

Finding the Fourth Proportional to 210,317.70, 290,243.40 and 114,825.08

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Solution

The fourth proportional to 210,317.70, 290,243.40 and 114,825.08 is: 158,461.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,317.70 : 290,243.40 = 114,825.08 : x
  2. Step 2: Convert to fraction form
    210,317.70/290,243.40 = 114,825.08/x
  3. Step 3: Cross multiply
    210,317.70x = 290,243.40 × 114,825.08
  4. Step 4: Simplify right side
    210,317.70x = 33,327,220,173.26
  5. Step 5: Solve for x
    x = 33,327,220,173.26/210,317.70
  6. Step 6: Final answer
    x = 158,461.32

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1.5x scale

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.