Home / 194,142.47-291,283.79-67,801.32

Finding the Fourth Proportional to 194,142.47, 291,283.79 and 67,801.32

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Solution

The fourth proportional to 194,142.47, 291,283.79 and 67,801.32 is: 101,726.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,142.47 : 291,283.79 = 67,801.32 : x
  2. Step 2: Convert to fraction form
    194,142.47/291,283.79 = 67,801.32/x
  3. Step 3: Cross multiply
    194,142.47x = 291,283.79 × 67,801.32
  4. Step 4: Simplify right side
    194,142.47x = 19,749,425,117.60
  5. Step 5: Solve for x
    x = 19,749,425,117.60/194,142.47
  6. Step 6: Final answer
    x = 101,726.46

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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.