Home / 306,528.30-459,792.45-96,165.90

Finding the Fourth Proportional to 306,528.30, 459,792.45 and 96,165.90

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Solution

The fourth proportional to 306,528.30, 459,792.45 and 96,165.90 is: 144,248.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,528.30 : 459,792.45 = 96,165.90 : x
  2. Step 2: Convert to fraction form
    306,528.30/459,792.45 = 96,165.90/x
  3. Step 3: Cross multiply
    306,528.30x = 459,792.45 × 96,165.90
  4. Step 4: Simplify right side
    306,528.30x = 44,216,354,767.46
  5. Step 5: Solve for x
    x = 44,216,354,767.46/306,528.30
  6. Step 6: Final answer
    x = 144,248.85

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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.