Home / 185,256.52-255,652.36-100,373.40

Finding the Fourth Proportional to 185,256.52, 255,652.36 and 100,373.40

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Solution

The fourth proportional to 185,256.52, 255,652.36 and 100,373.40 is: 138,514.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,256.52 : 255,652.36 = 100,373.40 : x
  2. Step 2: Convert to fraction form
    185,256.52/255,652.36 = 100,373.40/x
  3. Step 3: Cross multiply
    185,256.52x = 255,652.36 × 100,373.40
  4. Step 4: Simplify right side
    185,256.52x = 25,660,696,591.22
  5. Step 5: Solve for x
    x = 25,660,696,591.22/185,256.52
  6. Step 6: Final answer
    x = 138,514.40

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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.