Home / 210,282.76-290,195.70-114,798.28

Finding the Fourth Proportional to 210,282.76, 290,195.70 and 114,798.28

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Solution

The fourth proportional to 210,282.76, 290,195.70 and 114,798.28 is: 158,424.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,282.76 : 290,195.70 = 114,798.28 : x
  2. Step 2: Convert to fraction form
    210,282.76/290,195.70 = 114,798.28/x
  3. Step 3: Cross multiply
    210,282.76x = 290,195.70 × 114,798.28
  4. Step 4: Simplify right side
    210,282.76x = 33,313,967,223.40
  5. Step 5: Solve for x
    x = 33,313,967,223.40/210,282.76
  6. Step 6: Final answer
    x = 158,424.62

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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.