Home / 193,425.74-266,913.33-107,389.70

Finding the Fourth Proportional to 193,425.74, 266,913.33 and 107,389.70

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Solution

The fourth proportional to 193,425.74, 266,913.33 and 107,389.70 is: 148,189.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,425.74 : 266,913.33 = 107,389.70 : x
  2. Step 2: Convert to fraction form
    193,425.74/266,913.33 = 107,389.70/x
  3. Step 3: Cross multiply
    193,425.74x = 266,913.33 × 107,389.70
  4. Step 4: Simplify right side
    193,425.74x = 28,663,742,434.70
  5. Step 5: Solve for x
    x = 28,663,742,434.70/193,425.74
  6. Step 6: Final answer
    x = 148,189.91

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1.5x scale

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.