Home / 255,256.74-382,885.02-68,263.38

Finding the Fourth Proportional to 255,256.74, 382,885.02 and 68,263.38

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Solution

The fourth proportional to 255,256.74, 382,885.02 and 68,263.38 is: 102,395.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,256.74 : 382,885.02 = 68,263.38 : x
  2. Step 2: Convert to fraction form
    255,256.74/382,885.02 = 68,263.38/x
  3. Step 3: Cross multiply
    255,256.74x = 382,885.02 × 68,263.38
  4. Step 4: Simplify right side
    255,256.74x = 26,137,025,616.57
  5. Step 5: Solve for x
    x = 26,137,025,616.57/255,256.74
  6. Step 6: Final answer
    x = 102,395.05

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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.