Home / 127,841.90-176,413.82-70,478.24

Finding the Fourth Proportional to 127,841.90, 176,413.82 and 70,478.24

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Solution

The fourth proportional to 127,841.90, 176,413.82 and 70,478.24 is: 97,255.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,841.90 : 176,413.82 = 70,478.24 : x
  2. Step 2: Convert to fraction form
    127,841.90/176,413.82 = 70,478.24/x
  3. Step 3: Cross multiply
    127,841.90x = 176,413.82 × 70,478.24
  4. Step 4: Simplify right side
    127,841.90x = 12,433,334,310.82
  5. Step 5: Solve for x
    x = 12,433,334,310.82/127,841.90
  6. Step 6: Final answer
    x = 97,255.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.