Home / 255,438.48-352,505.02-148,070.84

Finding the Fourth Proportional to 255,438.48, 352,505.02 and 148,070.84

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Solution

The fourth proportional to 255,438.48, 352,505.02 and 148,070.84 is: 204,337.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,438.48 : 352,505.02 = 148,070.84 : x
  2. Step 2: Convert to fraction form
    255,438.48/352,505.02 = 148,070.84/x
  3. Step 3: Cross multiply
    255,438.48x = 352,505.02 × 148,070.84
  4. Step 4: Simplify right side
    255,438.48x = 52,195,714,415.62
  5. Step 5: Solve for x
    x = 52,195,714,415.62/255,438.48
  6. Step 6: Final answer
    x = 204,337.71

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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.