Home / 70,618.26-105,958.17-26,235.12

Finding the Fourth Proportional to 70,618.26, 105,958.17 and 26,235.12

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Solution

The fourth proportional to 70,618.26, 105,958.17 and 26,235.12 is: 39,364.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,618.26 : 105,958.17 = 26,235.12 : x
  2. Step 2: Convert to fraction form
    70,618.26/105,958.17 = 26,235.12/x
  3. Step 3: Cross multiply
    70,618.26x = 105,958.17 × 26,235.12
  4. Step 4: Simplify right side
    70,618.26x = 2,779,825,304.93
  5. Step 5: Solve for x
    x = 2,779,825,304.93/70,618.26
  6. Step 6: Final answer
    x = 39,364.11

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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.