Home / 127,113.06-175,413.69-70,523.22

Finding the Fourth Proportional to 127,113.06, 175,413.69 and 70,523.22

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Solution

The fourth proportional to 127,113.06, 175,413.69 and 70,523.22 is: 97,320.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,113.06 : 175,413.69 = 70,523.22 : x
  2. Step 2: Convert to fraction form
    127,113.06/175,413.69 = 70,523.22/x
  3. Step 3: Cross multiply
    127,113.06x = 175,413.69 × 70,523.22
  4. Step 4: Simplify right side
    127,113.06x = 12,370,738,250.88
  5. Step 5: Solve for x
    x = 12,370,738,250.88/127,113.06
  6. Step 6: Final answer
    x = 97,320.75

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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.