Home / 251,064.71-346,468.23-136,342.55

Finding the Fourth Proportional to 251,064.71, 346,468.23 and 136,342.55

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Solution

The fourth proportional to 251,064.71, 346,468.23 and 136,342.55 is: 188,152.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,064.71 : 346,468.23 = 136,342.55 : x
  2. Step 2: Convert to fraction form
    251,064.71/346,468.23 = 136,342.55/x
  3. Step 3: Cross multiply
    251,064.71x = 346,468.23 × 136,342.55
  4. Step 4: Simplify right side
    251,064.71x = 47,238,362,838.36
  5. Step 5: Solve for x
    x = 47,238,362,838.36/251,064.71
  6. Step 6: Final answer
    x = 188,152.14

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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.