Home / 254,384.77-351,060.85-139,668.24

Finding the Fourth Proportional to 254,384.77, 351,060.85 and 139,668.24

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Solution

The fourth proportional to 254,384.77, 351,060.85 and 139,668.24 is: 192,747.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,384.77 : 351,060.85 = 139,668.24 : x
  2. Step 2: Convert to fraction form
    254,384.77/351,060.85 = 139,668.24/x
  3. Step 3: Cross multiply
    254,384.77x = 351,060.85 × 139,668.24
  4. Step 4: Simplify right side
    254,384.77x = 49,032,052,248.85
  5. Step 5: Solve for x
    x = 49,032,052,248.85/254,384.77
  6. Step 6: Final answer
    x = 192,747.60

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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.