Home / 112,739.49-169,117.79-37,860.03

Finding the Fourth Proportional to 112,739.49, 169,117.79 and 37,860.03

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Solution

The fourth proportional to 112,739.49, 169,117.79 and 37,860.03 is: 56,792.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,739.49 : 169,117.79 = 37,860.03 : x
  2. Step 2: Convert to fraction form
    112,739.49/169,117.79 = 37,860.03/x
  3. Step 3: Cross multiply
    112,739.49x = 169,117.79 × 37,860.03
  4. Step 4: Simplify right side
    112,739.49x = 6,402,804,413.63
  5. Step 5: Solve for x
    x = 6,402,804,413.63/112,739.49
  6. Step 6: Final answer
    x = 56,792.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.