Home / 210,302.14-290,215.47-114,808.83

Finding the Fourth Proportional to 210,302.14, 290,215.47 and 114,808.83

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Solution

The fourth proportional to 210,302.14, 290,215.47 and 114,808.83 is: 158,435.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,302.14 : 290,215.47 = 114,808.83 : x
  2. Step 2: Convert to fraction form
    210,302.14/290,215.47 = 114,808.83/x
  3. Step 3: Cross multiply
    210,302.14x = 290,215.47 × 114,808.83
  4. Step 4: Simplify right side
    210,302.14x = 33,319,297,984.56
  5. Step 5: Solve for x
    x = 33,319,297,984.56/210,302.14
  6. Step 6: Final answer
    x = 158,435.38

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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.