Home / 70,817.08-106,291.26-35,781.36

Finding the Fourth Proportional to 70,817.08, 106,291.26 and 35,781.36

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Solution

The fourth proportional to 70,817.08, 106,291.26 and 35,781.36 is: 53,705.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,817.08 : 106,291.26 = 35,781.36 : x
  2. Step 2: Convert to fraction form
    70,817.08/106,291.26 = 35,781.36/x
  3. Step 3: Cross multiply
    70,817.08x = 106,291.26 × 35,781.36
  4. Step 4: Simplify right side
    70,817.08x = 3,803,245,838.91
  5. Step 5: Solve for x
    x = 3,803,245,838.91/70,817.08
  6. Step 6: Final answer
    x = 53,705.21

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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.