Home / 193,276.46-266,723.76-107,237.06

Finding the Fourth Proportional to 193,276.46, 266,723.76 and 107,237.06

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Solution

The fourth proportional to 193,276.46, 266,723.76 and 107,237.06 is: 147,988.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,276.46 : 266,723.76 = 107,237.06 : x
  2. Step 2: Convert to fraction form
    193,276.46/266,723.76 = 107,237.06/x
  3. Step 3: Cross multiply
    193,276.46x = 266,723.76 × 107,237.06
  4. Step 4: Simplify right side
    193,276.46x = 28,602,671,854.55
  5. Step 5: Solve for x
    x = 28,602,671,854.55/193,276.46
  6. Step 6: Final answer
    x = 147,988.39

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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.