Home / 197,363.76-272,180.08-168,790.20

Finding the Fourth Proportional to 197,363.76, 272,180.08 and 168,790.20

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Solution

The fourth proportional to 197,363.76, 272,180.08 and 168,790.20 is: 232,774.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,363.76 : 272,180.08 = 168,790.20 : x
  2. Step 2: Convert to fraction form
    197,363.76/272,180.08 = 168,790.20/x
  3. Step 3: Cross multiply
    197,363.76x = 272,180.08 × 168,790.20
  4. Step 4: Simplify right side
    197,363.76x = 45,941,330,139.22
  5. Step 5: Solve for x
    x = 45,941,330,139.22/197,363.76
  6. Step 6: Final answer
    x = 232,774.90

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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.