Home / 251,113.41-346,600.76-155,701.89

Finding the Fourth Proportional to 251,113.41, 346,600.76 and 155,701.89

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Solution

The fourth proportional to 251,113.41, 346,600.76 and 155,701.89 is: 214,908.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,113.41 : 346,600.76 = 155,701.89 : x
  2. Step 2: Convert to fraction form
    251,113.41/346,600.76 = 155,701.89/x
  3. Step 3: Cross multiply
    251,113.41x = 346,600.76 × 155,701.89
  4. Step 4: Simplify right side
    251,113.41x = 53,966,392,628.93
  5. Step 5: Solve for x
    x = 53,966,392,628.93/251,113.41
  6. Step 6: Final answer
    x = 214,908.45

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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.