Home / 210,208.97-290,094.54-114,721.85

Finding the Fourth Proportional to 210,208.97, 290,094.54 and 114,721.85

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Solution

The fourth proportional to 210,208.97, 290,094.54 and 114,721.85 is: 158,319.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,208.97 : 290,094.54 = 114,721.85 : x
  2. Step 2: Convert to fraction form
    210,208.97/290,094.54 = 114,721.85/x
  3. Step 3: Cross multiply
    210,208.97x = 290,094.54 × 114,721.85
  4. Step 4: Simplify right side
    210,208.97x = 33,280,182,303.70
  5. Step 5: Solve for x
    x = 33,280,182,303.70/210,208.97
  6. Step 6: Final answer
    x = 158,319.52

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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.