Home / 127,413.53-190,045.26-110,641.67

Finding the Fourth Proportional to 127,413.53, 190,045.26 and 110,641.67

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Solution

The fourth proportional to 127,413.53, 190,045.26 and 110,641.67 is: 165,028.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,413.53 : 190,045.26 = 110,641.67 : x
  2. Step 2: Convert to fraction form
    127,413.53/190,045.26 = 110,641.67/x
  3. Step 3: Cross multiply
    127,413.53x = 190,045.26 × 110,641.67
  4. Step 4: Simplify right side
    127,413.53x = 21,026,924,941.98
  5. Step 5: Solve for x
    x = 21,026,924,941.98/127,413.53
  6. Step 6: Final answer
    x = 165,028.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.