Home / 210,213.48-290,100.76-114,726.32

Finding the Fourth Proportional to 210,213.48, 290,100.76 and 114,726.32

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Solution

The fourth proportional to 210,213.48, 290,100.76 and 114,726.32 is: 158,325.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,213.48 : 290,100.76 = 114,726.32 : x
  2. Step 2: Convert to fraction form
    210,213.48/290,100.76 = 114,726.32/x
  3. Step 3: Cross multiply
    210,213.48x = 290,100.76 × 114,726.32
  4. Step 4: Simplify right side
    210,213.48x = 33,282,192,624.00
  5. Step 5: Solve for x
    x = 33,282,192,624.00/210,213.48
  6. Step 6: Final answer
    x = 158,325.68

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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.