Home / 265,477.64-397,983.18-99,226.76

Finding the Fourth Proportional to 265,477.64, 397,983.18 and 99,226.76

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Solution

The fourth proportional to 265,477.64, 397,983.18 and 99,226.76 is: 148,752.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,477.64 : 397,983.18 = 99,226.76 : x
  2. Step 2: Convert to fraction form
    265,477.64/397,983.18 = 99,226.76/x
  3. Step 3: Cross multiply
    265,477.64x = 397,983.18 × 99,226.76
  4. Step 4: Simplify right side
    265,477.64x = 39,490,581,485.90
  5. Step 5: Solve for x
    x = 39,490,581,485.90/265,477.64
  6. Step 6: Final answer
    x = 148,752.95

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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.