Home / 331,026.96-496,151.58-153,158.16

Finding the Fourth Proportional to 331,026.96, 496,151.58 and 153,158.16

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Solution

The fourth proportional to 331,026.96, 496,151.58 and 153,158.16 is: 229,557.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,026.96 : 496,151.58 = 153,158.16 : x
  2. Step 2: Convert to fraction form
    331,026.96/496,151.58 = 153,158.16/x
  3. Step 3: Cross multiply
    331,026.96x = 496,151.58 × 153,158.16
  4. Step 4: Simplify right side
    331,026.96x = 75,989,663,073.89
  5. Step 5: Solve for x
    x = 75,989,663,073.89/331,026.96
  6. Step 6: Final answer
    x = 229,557.32

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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.