Home / 107,444.93-161,167.20-28,559.15

Finding the Fourth Proportional to 107,444.93, 161,167.20 and 28,559.15

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Solution

The fourth proportional to 107,444.93, 161,167.20 and 28,559.15 is: 42,838.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,444.93 : 161,167.20 = 28,559.15 : x
  2. Step 2: Convert to fraction form
    107,444.93/161,167.20 = 28,559.15/x
  3. Step 3: Cross multiply
    107,444.93x = 161,167.20 × 28,559.15
  4. Step 4: Simplify right side
    107,444.93x = 4,602,797,434.04
  5. Step 5: Solve for x
    x = 4,602,797,434.04/107,444.93
  6. Step 6: Final answer
    x = 42,838.67

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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.