Home / 265,004.17-397,297.08-131,811.76

Finding the Fourth Proportional to 265,004.17, 397,297.08 and 131,811.76

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Solution

The fourth proportional to 265,004.17, 397,297.08 and 131,811.76 is: 197,613.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,004.17 : 397,297.08 = 131,811.76 : x
  2. Step 2: Convert to fraction form
    265,004.17/397,297.08 = 131,811.76/x
  3. Step 3: Cross multiply
    265,004.17x = 397,297.08 × 131,811.76
  4. Step 4: Simplify right side
    265,004.17x = 52,368,427,357.66
  5. Step 5: Solve for x
    x = 52,368,427,357.66/265,004.17
  6. Step 6: Final answer
    x = 197,613.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.