Home / 254,447.10-381,427.65-94,480.20

Finding the Fourth Proportional to 254,447.10, 381,427.65 and 94,480.20

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Solution

The fourth proportional to 254,447.10, 381,427.65 and 94,480.20 is: 141,630.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,447.10 : 381,427.65 = 94,480.20 : x
  2. Step 2: Convert to fraction form
    254,447.10/381,427.65 = 94,480.20/x
  3. Step 3: Cross multiply
    254,447.10x = 381,427.65 × 94,480.20
  4. Step 4: Simplify right side
    254,447.10x = 36,037,360,657.53
  5. Step 5: Solve for x
    x = 36,037,360,657.53/254,447.10
  6. Step 6: Final answer
    x = 141,630.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.