Home / 177,965.76-245,645.28-102,567.36

Finding the Fourth Proportional to 177,965.76, 245,645.28 and 102,567.36

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Solution

The fourth proportional to 177,965.76, 245,645.28 and 102,567.36 is: 141,573.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,965.76 : 245,645.28 = 102,567.36 : x
  2. Step 2: Convert to fraction form
    177,965.76/245,645.28 = 102,567.36/x
  3. Step 3: Cross multiply
    177,965.76x = 245,645.28 × 102,567.36
  4. Step 4: Simplify right side
    177,965.76x = 25,195,187,866.06
  5. Step 5: Solve for x
    x = 25,195,187,866.06/177,965.76
  6. Step 6: Final answer
    x = 141,573.23

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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.