Home / 255,310.41-352,322.01-140,588.16

Finding the Fourth Proportional to 255,310.41, 352,322.01 and 140,588.16

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Solution

The fourth proportional to 255,310.41, 352,322.01 and 140,588.16 is: 194,008.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,310.41 : 352,322.01 = 140,588.16 : x
  2. Step 2: Convert to fraction form
    255,310.41/352,322.01 = 140,588.16/x
  3. Step 3: Cross multiply
    255,310.41x = 352,322.01 × 140,588.16
  4. Step 4: Simplify right side
    255,310.41x = 49,532,303,113.40
  5. Step 5: Solve for x
    x = 49,532,303,113.40/255,310.41
  6. Step 6: Final answer
    x = 194,008.16

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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.