Home / 255,484.04-352,553.83-140,740.12

Finding the Fourth Proportional to 255,484.04, 352,553.83 and 140,740.12

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Solution

The fourth proportional to 255,484.04, 352,553.83 and 140,740.12 is: 194,213.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,484.04 : 352,553.83 = 140,740.12 : x
  2. Step 2: Convert to fraction form
    255,484.04/352,553.83 = 140,740.12/x
  3. Step 3: Cross multiply
    255,484.04x = 352,553.83 × 140,740.12
  4. Step 4: Simplify right side
    255,484.04x = 49,618,465,874.19
  5. Step 5: Solve for x
    x = 49,618,465,874.19/255,484.04
  6. Step 6: Final answer
    x = 194,213.57

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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.