Home / 252,480.63-348,423.08-139,303.38

Finding the Fourth Proportional to 252,480.63, 348,423.08 and 139,303.38

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Solution

The fourth proportional to 252,480.63, 348,423.08 and 139,303.38 is: 192,238.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,480.63 : 348,423.08 = 139,303.38 : x
  2. Step 2: Convert to fraction form
    252,480.63/348,423.08 = 139,303.38/x
  3. Step 3: Cross multiply
    252,480.63x = 348,423.08 × 139,303.38
  4. Step 4: Simplify right side
    252,480.63x = 48,536,512,714.01
  5. Step 5: Solve for x
    x = 48,536,512,714.01/252,480.63
  6. Step 6: Final answer
    x = 192,238.56

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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.