Home / 330,776.28-496,089.72-94,113.72

Finding the Fourth Proportional to 330,776.28, 496,089.72 and 94,113.72

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Solution

The fourth proportional to 330,776.28, 496,089.72 and 94,113.72 is: 141,149.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,776.28 : 496,089.72 = 94,113.72 : x
  2. Step 2: Convert to fraction form
    330,776.28/496,089.72 = 94,113.72/x
  3. Step 3: Cross multiply
    330,776.28x = 496,089.72 × 94,113.72
  4. Step 4: Simplify right side
    330,776.28x = 46,688,849,002.96
  5. Step 5: Solve for x
    x = 46,688,849,002.96/330,776.28
  6. Step 6: Final answer
    x = 141,149.33

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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.