Home / 102,811.48-141,886.60-62,526.94

Finding the Fourth Proportional to 102,811.48, 141,886.60 and 62,526.94

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Solution

The fourth proportional to 102,811.48, 141,886.60 and 62,526.94 is: 86,291.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,811.48 : 141,886.60 = 62,526.94 : x
  2. Step 2: Convert to fraction form
    102,811.48/141,886.60 = 62,526.94/x
  3. Step 3: Cross multiply
    102,811.48x = 141,886.60 × 62,526.94
  4. Step 4: Simplify right side
    102,811.48x = 8,871,734,413.97
  5. Step 5: Solve for x
    x = 8,871,734,413.97/102,811.48
  6. Step 6: Final answer
    x = 86,291.28

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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.