Home / 252,951.04-349,058.73-139,766.50

Finding the Fourth Proportional to 252,951.04, 349,058.73 and 139,766.50

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Solution

The fourth proportional to 252,951.04, 349,058.73 and 139,766.50 is: 192,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,951.04 : 349,058.73 = 139,766.50 : x
  2. Step 2: Convert to fraction form
    252,951.04/349,058.73 = 139,766.50/x
  3. Step 3: Cross multiply
    252,951.04x = 349,058.73 × 139,766.50
  4. Step 4: Simplify right side
    252,951.04x = 48,786,716,986.55
  5. Step 5: Solve for x
    x = 48,786,716,986.55/252,951.04
  6. Step 6: Final answer
    x = 192,870.20

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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.