Home / 122,040.95-168,397.08-68,328.23

Finding the Fourth Proportional to 122,040.95, 168,397.08 and 68,328.23

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Solution

The fourth proportional to 122,040.95, 168,397.08 and 68,328.23 is: 94,282.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,040.95 : 168,397.08 = 68,328.23 : x
  2. Step 2: Convert to fraction form
    122,040.95/168,397.08 = 68,328.23/x
  3. Step 3: Cross multiply
    122,040.95x = 168,397.08 × 68,328.23
  4. Step 4: Simplify right side
    122,040.95x = 11,506,274,413.57
  5. Step 5: Solve for x
    x = 11,506,274,413.57/122,040.95
  6. Step 6: Final answer
    x = 94,282.08

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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.