Home / 230,590.12-345,990.27-118,349.15

Finding the Fourth Proportional to 230,590.12, 345,990.27 and 118,349.15

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Solution

The fourth proportional to 230,590.12, 345,990.27 and 118,349.15 is: 177,577.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,590.12 : 345,990.27 = 118,349.15 : x
  2. Step 2: Convert to fraction form
    230,590.12/345,990.27 = 118,349.15/x
  3. Step 3: Cross multiply
    230,590.12x = 345,990.27 × 118,349.15
  4. Step 4: Simplify right side
    230,590.12x = 40,947,652,041.07
  5. Step 5: Solve for x
    x = 40,947,652,041.07/230,590.12
  6. Step 6: Final answer
    x = 177,577.65

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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.