Home / 176,412.20-243,443.22-100,959.08

Finding the Fourth Proportional to 176,412.20, 243,443.22 and 100,959.08

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Solution

The fourth proportional to 176,412.20, 243,443.22 and 100,959.08 is: 139,320.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,412.20 : 243,443.22 = 100,959.08 : x
  2. Step 2: Convert to fraction form
    176,412.20/243,443.22 = 100,959.08/x
  3. Step 3: Cross multiply
    176,412.20x = 243,443.22 × 100,959.08
  4. Step 4: Simplify right side
    176,412.20x = 24,577,803,523.44
  5. Step 5: Solve for x
    x = 24,577,803,523.44/176,412.20
  6. Step 6: Final answer
    x = 139,320.32

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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.