Home / 210,263.82-290,159.52-114,772.14

Finding the Fourth Proportional to 210,263.82, 290,159.52 and 114,772.14

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Solution

The fourth proportional to 210,263.82, 290,159.52 and 114,772.14 is: 158,383.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,263.82 : 290,159.52 = 114,772.14 : x
  2. Step 2: Convert to fraction form
    210,263.82/290,159.52 = 114,772.14/x
  3. Step 3: Cross multiply
    210,263.82x = 290,159.52 × 114,772.14
  4. Step 4: Simplify right side
    210,263.82x = 33,302,229,051.77
  5. Step 5: Solve for x
    x = 33,302,229,051.77/210,263.82
  6. Step 6: Final answer
    x = 158,383.07

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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.