Home / 340,058.78-469,281.06-187,093.62

Finding the Fourth Proportional to 340,058.78, 469,281.06 and 187,093.62

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Solution

The fourth proportional to 340,058.78, 469,281.06 and 187,093.62 is: 258,189.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,058.78 : 469,281.06 = 187,093.62 : x
  2. Step 2: Convert to fraction form
    340,058.78/469,281.06 = 187,093.62/x
  3. Step 3: Cross multiply
    340,058.78x = 469,281.06 × 187,093.62
  4. Step 4: Simplify right side
    340,058.78x = 87,799,492,312.84
  5. Step 5: Solve for x
    x = 87,799,492,312.84/340,058.78
  6. Step 6: Final answer
    x = 258,189.17

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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.