Home / 79,565.79-119,365.42-23,401.20

Finding the Fourth Proportional to 79,565.79, 119,365.42 and 23,401.20

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Solution

The fourth proportional to 79,565.79, 119,365.42 and 23,401.20 is: 35,106.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,565.79 : 119,365.42 = 23,401.20 : x
  2. Step 2: Convert to fraction form
    79,565.79/119,365.42 = 23,401.20/x
  3. Step 3: Cross multiply
    79,565.79x = 119,365.42 × 23,401.20
  4. Step 4: Simplify right side
    79,565.79x = 2,793,294,066.50
  5. Step 5: Solve for x
    x = 2,793,294,066.50/79,565.79
  6. Step 6: Final answer
    x = 35,106.72

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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.