Home / 70,200.32-105,237.26-25,817.58

Finding the Fourth Proportional to 70,200.32, 105,237.26 and 25,817.58

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Solution

The fourth proportional to 70,200.32, 105,237.26 and 25,817.58 is: 38,703.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,200.32 : 105,237.26 = 25,817.58 : x
  2. Step 2: Convert to fraction form
    70,200.32/105,237.26 = 25,817.58/x
  3. Step 3: Cross multiply
    70,200.32x = 105,237.26 × 25,817.58
  4. Step 4: Simplify right side
    70,200.32x = 2,716,971,379.03
  5. Step 5: Solve for x
    x = 2,716,971,379.03/70,200.32
  6. Step 6: Final answer
    x = 38,703.12

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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.