Home / 252,935.04-349,050.24-139,756.80

Finding the Fourth Proportional to 252,935.04, 349,050.24 and 139,756.80

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Solution

The fourth proportional to 252,935.04, 349,050.24 and 139,756.80 is: 192,864.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,935.04 : 349,050.24 = 139,756.80 : x
  2. Step 2: Convert to fraction form
    252,935.04/349,050.24 = 139,756.80/x
  3. Step 3: Cross multiply
    252,935.04x = 349,050.24 × 139,756.80
  4. Step 4: Simplify right side
    252,935.04x = 48,782,144,581.63
  5. Step 5: Solve for x
    x = 48,782,144,581.63/252,935.04
  6. Step 6: Final answer
    x = 192,864.32

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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.