Home / 255,110.13-352,053.59-140,385.60

Finding the Fourth Proportional to 255,110.13, 352,053.59 and 140,385.60

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Solution

The fourth proportional to 255,110.13, 352,053.59 and 140,385.60 is: 193,733.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,110.13 : 352,053.59 = 140,385.60 : x
  2. Step 2: Convert to fraction form
    255,110.13/352,053.59 = 140,385.60/x
  3. Step 3: Cross multiply
    255,110.13x = 352,053.59 × 140,385.60
  4. Step 4: Simplify right side
    255,110.13x = 49,423,253,762.38
  5. Step 5: Solve for x
    x = 49,423,253,762.38/255,110.13
  6. Step 6: Final answer
    x = 193,733.01

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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.