Home / 254,888.06-382,378.26-105,044.95

Finding the Fourth Proportional to 254,888.06, 382,378.26 and 105,044.95

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Solution

The fourth proportional to 254,888.06, 382,378.26 and 105,044.95 is: 157,586.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,888.06 : 382,378.26 = 105,044.95 : x
  2. Step 2: Convert to fraction form
    254,888.06/382,378.26 = 105,044.95/x
  3. Step 3: Cross multiply
    254,888.06x = 382,378.26 × 105,044.95
  4. Step 4: Simplify right side
    254,888.06x = 40,166,903,290.90
  5. Step 5: Solve for x
    x = 40,166,903,290.90/254,888.06
  6. Step 6: Final answer
    x = 157,586.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.