Home / 254,500.13-351,210.18-141,322.88

Finding the Fourth Proportional to 254,500.13, 351,210.18 and 141,322.88

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Solution

The fourth proportional to 254,500.13, 351,210.18 and 141,322.88 is: 195,025.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,500.13 : 351,210.18 = 141,322.88 : x
  2. Step 2: Convert to fraction form
    254,500.13/351,210.18 = 141,322.88/x
  3. Step 3: Cross multiply
    254,500.13x = 351,210.18 × 141,322.88
  4. Step 4: Simplify right side
    254,500.13x = 49,634,032,366.87
  5. Step 5: Solve for x
    x = 49,634,032,366.87/254,500.13
  6. Step 6: Final answer
    x = 195,025.57

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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.