Home / 51,492.85-77,368.68-32,781.24

Finding the Fourth Proportional to 51,492.85, 77,368.68 and 32,781.24

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Solution

The fourth proportional to 51,492.85, 77,368.68 and 32,781.24 is: 49,254.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,492.85 : 77,368.68 = 32,781.24 : x
  2. Step 2: Convert to fraction form
    51,492.85/77,368.68 = 32,781.24/x
  3. Step 3: Cross multiply
    51,492.85x = 77,368.68 × 32,781.24
  4. Step 4: Simplify right side
    51,492.85x = 2,536,241,267.56
  5. Step 5: Solve for x
    x = 2,536,241,267.56/51,492.85
  6. Step 6: Final answer
    x = 49,254.24

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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.