Home / 177,459.19-244,802.54-117,007.78

Finding the Fourth Proportional to 177,459.19, 244,802.54 and 117,007.78

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Solution

The fourth proportional to 177,459.19, 244,802.54 and 117,007.78 is: 161,410.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,459.19 : 244,802.54 = 117,007.78 : x
  2. Step 2: Convert to fraction form
    177,459.19/244,802.54 = 117,007.78/x
  3. Step 3: Cross multiply
    177,459.19x = 244,802.54 × 117,007.78
  4. Step 4: Simplify right side
    177,459.19x = 28,643,801,743.76
  5. Step 5: Solve for x
    x = 28,643,801,743.76/177,459.19
  6. Step 6: Final answer
    x = 161,410.64

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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.