Home / 254,588.19-351,331.85-139,874.24

Finding the Fourth Proportional to 254,588.19, 351,331.85 and 139,874.24

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Solution

The fourth proportional to 254,588.19, 351,331.85 and 139,874.24 is: 193,026.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,588.19 : 351,331.85 = 139,874.24 : x
  2. Step 2: Convert to fraction form
    254,588.19/351,331.85 = 139,874.24/x
  3. Step 3: Cross multiply
    254,588.19x = 351,331.85 × 139,874.24
  4. Step 4: Simplify right side
    254,588.19x = 49,142,273,050.51
  5. Step 5: Solve for x
    x = 49,142,273,050.51/254,588.19
  6. Step 6: Final answer
    x = 193,026.52

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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.