Home / 243,977.06-336,896.15-153,484.47

Finding the Fourth Proportional to 243,977.06, 336,896.15 and 153,484.47

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Solution

The fourth proportional to 243,977.06, 336,896.15 and 153,484.47 is: 211,939.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,977.06 : 336,896.15 = 153,484.47 : x
  2. Step 2: Convert to fraction form
    243,977.06/336,896.15 = 153,484.47/x
  3. Step 3: Cross multiply
    243,977.06x = 336,896.15 × 153,484.47
  4. Step 4: Simplify right side
    243,977.06x = 51,708,326,260.37
  5. Step 5: Solve for x
    x = 51,708,326,260.37/243,977.06
  6. Step 6: Final answer
    x = 211,939.29

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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.