Home / 107,773.13-148,700.69-70,975.54

Finding the Fourth Proportional to 107,773.13, 148,700.69 and 70,975.54

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Solution

The fourth proportional to 107,773.13, 148,700.69 and 70,975.54 is: 97,928.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,773.13 : 148,700.69 = 70,975.54 : x
  2. Step 2: Convert to fraction form
    107,773.13/148,700.69 = 70,975.54/x
  3. Step 3: Cross multiply
    107,773.13x = 148,700.69 × 70,975.54
  4. Step 4: Simplify right side
    107,773.13x = 10,554,111,416.24
  5. Step 5: Solve for x
    x = 10,554,111,416.24/107,773.13
  6. Step 6: Final answer
    x = 97,928.97

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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.