Home / 185,316.34-255,736.50-100,433.41

Finding the Fourth Proportional to 185,316.34, 255,736.50 and 100,433.41

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Solution

The fourth proportional to 185,316.34, 255,736.50 and 100,433.41 is: 138,598.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,316.34 : 255,736.50 = 100,433.41 : x
  2. Step 2: Convert to fraction form
    185,316.34/255,736.50 = 100,433.41/x
  3. Step 3: Cross multiply
    185,316.34x = 255,736.50 × 100,433.41
  4. Step 4: Simplify right side
    185,316.34x = 25,684,488,756.47
  5. Step 5: Solve for x
    x = 25,684,488,756.47/185,316.34
  6. Step 6: Final answer
    x = 138,598.08

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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.