Home / 210,347.24-290,279.55-114,851.90

Finding the Fourth Proportional to 210,347.24, 290,279.55 and 114,851.90

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Solution

The fourth proportional to 210,347.24, 290,279.55 and 114,851.90 is: 158,495.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,347.24 : 290,279.55 = 114,851.90 : x
  2. Step 2: Convert to fraction form
    210,347.24/290,279.55 = 114,851.90/x
  3. Step 3: Cross multiply
    210,347.24x = 290,279.55 × 114,851.90
  4. Step 4: Simplify right side
    210,347.24x = 33,339,157,848.65
  5. Step 5: Solve for x
    x = 33,339,157,848.65/210,347.24
  6. Step 6: Final answer
    x = 158,495.82

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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.