Home / 255,433.22-383,196.30-105,592.13

Finding the Fourth Proportional to 255,433.22, 383,196.30 and 105,592.13

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Solution

The fourth proportional to 255,433.22, 383,196.30 and 105,592.13 is: 158,407.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,433.22 : 383,196.30 = 105,592.13 : x
  2. Step 2: Convert to fraction form
    255,433.22/383,196.30 = 105,592.13/x
  3. Step 3: Cross multiply
    255,433.22x = 383,196.30 × 105,592.13
  4. Step 4: Simplify right side
    255,433.22x = 40,462,513,525.12
  5. Step 5: Solve for x
    x = 40,462,513,525.12/255,433.22
  6. Step 6: Final answer
    x = 158,407.40

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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.