Home / 107,632.22-161,307.42-44,378.71

Finding the Fourth Proportional to 107,632.22, 161,307.42 and 44,378.71

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Solution

The fourth proportional to 107,632.22, 161,307.42 and 44,378.71 is: 66,509.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,632.22 : 161,307.42 = 44,378.71 : x
  2. Step 2: Convert to fraction form
    107,632.22/161,307.42 = 44,378.71/x
  3. Step 3: Cross multiply
    107,632.22x = 161,307.42 × 44,378.71
  4. Step 4: Simplify right side
    107,632.22x = 7,158,615,471.46
  5. Step 5: Solve for x
    x = 7,158,615,471.46/107,632.22
  6. Step 6: Final answer
    x = 66,509.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.