Home / 179,160.09-247,342.89-118,812.19

Finding the Fourth Proportional to 179,160.09, 247,342.89 and 118,812.19

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Solution

The fourth proportional to 179,160.09, 247,342.89 and 118,812.19 is: 164,028.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,160.09 : 247,342.89 = 118,812.19 : x
  2. Step 2: Convert to fraction form
    179,160.09/247,342.89 = 118,812.19/x
  3. Step 3: Cross multiply
    179,160.09x = 247,342.89 × 118,812.19
  4. Step 4: Simplify right side
    179,160.09x = 29,387,350,441.83
  5. Step 5: Solve for x
    x = 29,387,350,441.83/179,160.09
  6. Step 6: Final answer
    x = 164,028.44

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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.