Home / 133,348.68-183,959.51-76,727.25

Finding the Fourth Proportional to 133,348.68, 183,959.51 and 76,727.25

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Solution

The fourth proportional to 133,348.68, 183,959.51 and 76,727.25 is: 105,848.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,348.68 : 183,959.51 = 76,727.25 : x
  2. Step 2: Convert to fraction form
    133,348.68/183,959.51 = 76,727.25/x
  3. Step 3: Cross multiply
    133,348.68x = 183,959.51 × 76,727.25
  4. Step 4: Simplify right side
    133,348.68x = 14,114,706,930.01
  5. Step 5: Solve for x
    x = 14,114,706,930.01/133,348.68
  6. Step 6: Final answer
    x = 105,848.12

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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.