Home / 193,313.51-266,772.08-107,285.47

Finding the Fourth Proportional to 193,313.51, 266,772.08 and 107,285.47

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Solution

The fourth proportional to 193,313.51, 266,772.08 and 107,285.47 is: 148,053.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,313.51 : 266,772.08 = 107,285.47 : x
  2. Step 2: Convert to fraction form
    193,313.51/266,772.08 = 107,285.47/x
  3. Step 3: Cross multiply
    193,313.51x = 266,772.08 × 107,285.47
  4. Step 4: Simplify right side
    193,313.51x = 28,620,767,774.53
  5. Step 5: Solve for x
    x = 28,620,767,774.53/193,313.51
  6. Step 6: Final answer
    x = 148,053.64

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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.