Home / 265,263.46-397,882.23-99,038.50

Finding the Fourth Proportional to 265,263.46, 397,882.23 and 99,038.50

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Solution

The fourth proportional to 265,263.46, 397,882.23 and 99,038.50 is: 148,552.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,263.46 : 397,882.23 = 99,038.50 : x
  2. Step 2: Convert to fraction form
    265,263.46/397,882.23 = 99,038.50/x
  3. Step 3: Cross multiply
    265,263.46x = 397,882.23 × 99,038.50
  4. Step 4: Simplify right side
    265,263.46x = 39,405,659,235.86
  5. Step 5: Solve for x
    x = 39,405,659,235.86/265,263.46
  6. Step 6: Final answer
    x = 148,552.91

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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.