Home / 247,307.43-341,281.98-139,898.46

Finding the Fourth Proportional to 247,307.43, 341,281.98 and 139,898.46

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Solution

The fourth proportional to 247,307.43, 341,281.98 and 139,898.46 is: 193,058.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,307.43 : 341,281.98 = 139,898.46 : x
  2. Step 2: Convert to fraction form
    247,307.43/341,281.98 = 139,898.46/x
  3. Step 3: Cross multiply
    247,307.43x = 341,281.98 × 139,898.46
  4. Step 4: Simplify right side
    247,307.43x = 47,744,823,427.75
  5. Step 5: Solve for x
    x = 47,744,823,427.75/247,307.43
  6. Step 6: Final answer
    x = 193,058.59

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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.