Home / 94,189.07-129,981.82-51,748.51

Finding the Fourth Proportional to 94,189.07, 129,981.82 and 51,748.51

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Solution

The fourth proportional to 94,189.07, 129,981.82 and 51,748.51 is: 71,413.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,189.07 : 129,981.82 = 51,748.51 : x
  2. Step 2: Convert to fraction form
    94,189.07/129,981.82 = 51,748.51/x
  3. Step 3: Cross multiply
    94,189.07x = 129,981.82 × 51,748.51
  4. Step 4: Simplify right side
    94,189.07x = 6,726,364,862.18
  5. Step 5: Solve for x
    x = 6,726,364,862.18/94,189.07
  6. Step 6: Final answer
    x = 71,413.44

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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.