Home / 157,060.36-216,694.33-89,072

Finding the Fourth Proportional to 157,060.36, 216,694.33 and 89,072

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Solution

The fourth proportional to 157,060.36, 216,694.33 and 89,072 is: 122,891.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,060.36 : 216,694.33 = 89,072 : x
  2. Step 2: Convert to fraction form
    157,060.36/216,694.33 = 89,072/x
  3. Step 3: Cross multiply
    157,060.36x = 216,694.33 × 89,072
  4. Step 4: Simplify right side
    157,060.36x = 19,301,397,361.76
  5. Step 5: Solve for x
    x = 19,301,397,361.76/157,060.36
  6. Step 6: Final answer
    x = 122,891.59

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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.