Home / 210,659.75-290,673.08-124,622.36

Finding the Fourth Proportional to 210,659.75, 290,673.08 and 124,622.36

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Solution

The fourth proportional to 210,659.75, 290,673.08 and 124,622.36 is: 171,956.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,659.75 : 290,673.08 = 124,622.36 : x
  2. Step 2: Convert to fraction form
    210,659.75/290,673.08 = 124,622.36/x
  3. Step 3: Cross multiply
    210,659.75x = 290,673.08 × 124,622.36
  4. Step 4: Simplify right side
    210,659.75x = 36,224,365,218.07
  5. Step 5: Solve for x
    x = 36,224,365,218.07/210,659.75
  6. Step 6: Final answer
    x = 171,956.75

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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.