Home / 177,424.40-265,747.80-157,725.20

Finding the Fourth Proportional to 177,424.40, 265,747.80 and 157,725.20

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Solution

The fourth proportional to 177,424.40, 265,747.80 and 157,725.20 is: 236,242.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,424.40 : 265,747.80 = 157,725.20 : x
  2. Step 2: Convert to fraction form
    177,424.40/265,747.80 = 157,725.20/x
  3. Step 3: Cross multiply
    177,424.40x = 265,747.80 × 157,725.20
  4. Step 4: Simplify right side
    177,424.40x = 41,915,124,904.56
  5. Step 5: Solve for x
    x = 41,915,124,904.56/177,424.40
  6. Step 6: Final answer
    x = 236,242.17

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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.