Home / 210,270.03-290,162.49-119,617.46

Finding the Fourth Proportional to 210,270.03, 290,162.49 and 119,617.46

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Solution

The fourth proportional to 210,270.03, 290,162.49 and 119,617.46 is: 165,066.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,270.03 : 290,162.49 = 119,617.46 : x
  2. Step 2: Convert to fraction form
    210,270.03/290,162.49 = 119,617.46/x
  3. Step 3: Cross multiply
    210,270.03x = 290,162.49 × 119,617.46
  4. Step 4: Simplify right side
    210,270.03x = 34,708,500,041.08
  5. Step 5: Solve for x
    x = 34,708,500,041.08/210,270.03
  6. Step 6: Final answer
    x = 165,066.32

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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.