Home / 155,990.51-233,985.77-50,809.47

Finding the Fourth Proportional to 155,990.51, 233,985.77 and 50,809.47

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Solution

The fourth proportional to 155,990.51, 233,985.77 and 50,809.47 is: 76,214.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,990.51 : 233,985.77 = 50,809.47 : x
  2. Step 2: Convert to fraction form
    155,990.51/233,985.77 = 50,809.47/x
  3. Step 3: Cross multiply
    155,990.51x = 233,985.77 × 50,809.47
  4. Step 4: Simplify right side
    155,990.51x = 11,888,692,707.19
  5. Step 5: Solve for x
    x = 11,888,692,707.19/155,990.51
  6. Step 6: Final answer
    x = 76,214.21

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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.