Home / 151,552.53-209,232.09-134,739

Finding the Fourth Proportional to 151,552.53, 209,232.09 and 134,739

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Solution

The fourth proportional to 151,552.53, 209,232.09 and 134,739 is: 186,019.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,552.53 : 209,232.09 = 134,739 : x
  2. Step 2: Convert to fraction form
    151,552.53/209,232.09 = 134,739/x
  3. Step 3: Cross multiply
    151,552.53x = 209,232.09 × 134,739
  4. Step 4: Simplify right side
    151,552.53x = 28,191,722,574.51
  5. Step 5: Solve for x
    x = 28,191,722,574.51/151,552.53
  6. Step 6: Final answer
    x = 186,019.48

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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.