Home / 193,275.06-266,748.74-117,867.30

Finding the Fourth Proportional to 193,275.06, 266,748.74 and 117,867.30

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Solution

The fourth proportional to 193,275.06, 266,748.74 and 117,867.30 is: 162,674.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,275.06 : 266,748.74 = 117,867.30 : x
  2. Step 2: Convert to fraction form
    193,275.06/266,748.74 = 117,867.30/x
  3. Step 3: Cross multiply
    193,275.06x = 266,748.74 × 117,867.30
  4. Step 4: Simplify right side
    193,275.06x = 31,440,953,762.20
  5. Step 5: Solve for x
    x = 31,440,953,762.20/193,275.06
  6. Step 6: Final answer
    x = 162,674.66

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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.