Home / 210,229.08-290,117.16-114,738

Finding the Fourth Proportional to 210,229.08, 290,117.16 and 114,738

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Solution

The fourth proportional to 210,229.08, 290,117.16 and 114,738 is: 158,339.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,229.08 : 290,117.16 = 114,738 : x
  2. Step 2: Convert to fraction form
    210,229.08/290,117.16 = 114,738/x
  3. Step 3: Cross multiply
    210,229.08x = 290,117.16 × 114,738
  4. Step 4: Simplify right side
    210,229.08x = 33,287,462,704.08
  5. Step 5: Solve for x
    x = 33,287,462,704.08/210,229.08
  6. Step 6: Final answer
    x = 158,339.00

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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.