Home / 254,814.76-351,644.60-140,095.36

Finding the Fourth Proportional to 254,814.76, 351,644.60 and 140,095.36

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Solution

The fourth proportional to 254,814.76, 351,644.60 and 140,095.36 is: 193,331.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,814.76 : 351,644.60 = 140,095.36 : x
  2. Step 2: Convert to fraction form
    254,814.76/351,644.60 = 140,095.36/x
  3. Step 3: Cross multiply
    254,814.76x = 351,644.60 × 140,095.36
  4. Step 4: Simplify right side
    254,814.76x = 49,263,776,829.06
  5. Step 5: Solve for x
    x = 49,263,776,829.06/254,814.76
  6. Step 6: Final answer
    x = 193,331.72

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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.