Home / 252,447.48-348,377.50-139,270.23

Finding the Fourth Proportional to 252,447.48, 348,377.50 and 139,270.23

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Solution

The fourth proportional to 252,447.48, 348,377.50 and 139,270.23 is: 192,192.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,447.48 : 348,377.50 = 139,270.23 : x
  2. Step 2: Convert to fraction form
    252,447.48/348,377.50 = 139,270.23/x
  3. Step 3: Cross multiply
    252,447.48x = 348,377.50 × 139,270.23
  4. Step 4: Simplify right side
    252,447.48x = 48,518,614,551.83
  5. Step 5: Solve for x
    x = 48,518,614,551.83/252,447.48
  6. Step 6: Final answer
    x = 192,192.91

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1.5x scale

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.