Home / 110,413.55-152,319.75-65,060.57

Finding the Fourth Proportional to 110,413.55, 152,319.75 and 65,060.57

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Solution

The fourth proportional to 110,413.55, 152,319.75 and 65,060.57 is: 89,753.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,413.55 : 152,319.75 = 65,060.57 : x
  2. Step 2: Convert to fraction form
    110,413.55/152,319.75 = 65,060.57/x
  3. Step 3: Cross multiply
    110,413.55x = 152,319.75 × 65,060.57
  4. Step 4: Simplify right side
    110,413.55x = 9,910,009,757.26
  5. Step 5: Solve for x
    x = 9,910,009,757.26/110,413.55
  6. Step 6: Final answer
    x = 89,753.57

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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.