Home / 157,141.44-235,671.36-57,284.16

Finding the Fourth Proportional to 157,141.44, 235,671.36 and 57,284.16

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Solution

The fourth proportional to 157,141.44, 235,671.36 and 57,284.16 is: 85,911.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,141.44 : 235,671.36 = 57,284.16 : x
  2. Step 2: Convert to fraction form
    157,141.44/235,671.36 = 57,284.16/x
  3. Step 3: Cross multiply
    157,141.44x = 235,671.36 × 57,284.16
  4. Step 4: Simplify right side
    157,141.44x = 13,500,235,893.66
  5. Step 5: Solve for x
    x = 13,500,235,893.66/157,141.44
  6. Step 6: Final answer
    x = 85,911.37

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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.