Home / 230,116.64-345,194.92-70,228.58

Finding the Fourth Proportional to 230,116.64, 345,194.92 and 70,228.58

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Solution

The fourth proportional to 230,116.64, 345,194.92 and 70,228.58 is: 105,348.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,116.64 : 345,194.92 = 70,228.58 : x
  2. Step 2: Convert to fraction form
    230,116.64/345,194.92 = 70,228.58/x
  3. Step 3: Cross multiply
    230,116.64x = 345,194.92 × 70,228.58
  4. Step 4: Simplify right side
    230,116.64x = 24,242,549,054.81
  5. Step 5: Solve for x
    x = 24,242,549,054.81/230,116.64
  6. Step 6: Final answer
    x = 105,348.96

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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.