Home / 193,013.25-266,368.91-106,970.45

Finding the Fourth Proportional to 193,013.25, 266,368.91 and 106,970.45

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Solution

The fourth proportional to 193,013.25, 266,368.91 and 106,970.45 is: 147,625.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,013.25 : 266,368.91 = 106,970.45 : x
  2. Step 2: Convert to fraction form
    193,013.25/266,368.91 = 106,970.45/x
  3. Step 3: Cross multiply
    193,013.25x = 266,368.91 × 106,970.45
  4. Step 4: Simplify right side
    193,013.25x = 28,493,600,302.01
  5. Step 5: Solve for x
    x = 28,493,600,302.01/193,013.25
  6. Step 6: Final answer
    x = 147,625.10

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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.