Home / 254,084.72-350,637.42-139,364.30

Finding the Fourth Proportional to 254,084.72, 350,637.42 and 139,364.30

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Solution

The fourth proportional to 254,084.72, 350,637.42 and 139,364.30 is: 192,323.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,084.72 : 350,637.42 = 139,364.30 : x
  2. Step 2: Convert to fraction form
    254,084.72/350,637.42 = 139,364.30/x
  3. Step 3: Cross multiply
    254,084.72x = 350,637.42 × 139,364.30
  4. Step 4: Simplify right side
    254,084.72x = 48,866,336,838.92
  5. Step 5: Solve for x
    x = 48,866,336,838.92/254,084.72
  6. Step 6: Final answer
    x = 192,323.01

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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.