Home / 251,308.56-346,807.73-136,587.24

Finding the Fourth Proportional to 251,308.56, 346,807.73 and 136,587.24

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Solution

The fourth proportional to 251,308.56, 346,807.73 and 136,587.24 is: 188,491.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,308.56 : 346,807.73 = 136,587.24 : x
  2. Step 2: Convert to fraction form
    251,308.56/346,807.73 = 136,587.24/x
  3. Step 3: Cross multiply
    251,308.56x = 346,807.73 × 136,587.24
  4. Step 4: Simplify right side
    251,308.56x = 47,369,509,968.43
  5. Step 5: Solve for x
    x = 47,369,509,968.43/251,308.56
  6. Step 6: Final answer
    x = 188,491.43

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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.