Home / 252,963.02-349,089.09-139,785.77

Finding the Fourth Proportional to 252,963.02, 349,089.09 and 139,785.77

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Solution

The fourth proportional to 252,963.02, 349,089.09 and 139,785.77 is: 192,904.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,963.02 : 349,089.09 = 139,785.77 : x
  2. Step 2: Convert to fraction form
    252,963.02/349,089.09 = 139,785.77/x
  3. Step 3: Cross multiply
    252,963.02x = 349,089.09 × 139,785.77
  4. Step 4: Simplify right side
    252,963.02x = 48,797,687,244.25
  5. Step 5: Solve for x
    x = 48,797,687,244.25/252,963.02
  6. Step 6: Final answer
    x = 192,904.43

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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.