Home / 251,222.37-346,688.28-136,501.92

Finding the Fourth Proportional to 251,222.37, 346,688.28 and 136,501.92

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Solution

The fourth proportional to 251,222.37, 346,688.28 and 136,501.92 is: 188,373.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,222.37 : 346,688.28 = 136,501.92 : x
  2. Step 2: Convert to fraction form
    251,222.37/346,688.28 = 136,501.92/x
  3. Step 3: Cross multiply
    251,222.37x = 346,688.28 × 136,501.92
  4. Step 4: Simplify right side
    251,222.37x = 47,323,615,861.50
  5. Step 5: Solve for x
    x = 47,323,615,861.50/251,222.37
  6. Step 6: Final answer
    x = 188,373.42

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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.