Home / 253,863.50-350,335.46-139,141.23

Finding the Fourth Proportional to 253,863.50, 350,335.46 and 139,141.23

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Solution

The fourth proportional to 253,863.50, 350,335.46 and 139,141.23 is: 192,017.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,863.50 : 350,335.46 = 139,141.23 : x
  2. Step 2: Convert to fraction form
    253,863.50/350,335.46 = 139,141.23/x
  3. Step 3: Cross multiply
    253,863.50x = 350,335.46 × 139,141.23
  4. Step 4: Simplify right side
    253,863.50x = 48,746,106,817.02
  5. Step 5: Solve for x
    x = 48,746,106,817.02/253,863.50
  6. Step 6: Final answer
    x = 192,017.00

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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.