Home / 45,612.64-62,981.04-34,985.44

Finding the Fourth Proportional to 45,612.64, 62,981.04 and 34,985.44

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Solution

The fourth proportional to 45,612.64, 62,981.04 and 34,985.44 is: 48,307.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,612.64 : 62,981.04 = 34,985.44 : x
  2. Step 2: Convert to fraction form
    45,612.64/62,981.04 = 34,985.44/x
  3. Step 3: Cross multiply
    45,612.64x = 62,981.04 × 34,985.44
  4. Step 4: Simplify right side
    45,612.64x = 2,203,419,396.06
  5. Step 5: Solve for x
    x = 2,203,419,396.06/45,612.64
  6. Step 6: Final answer
    x = 48,307.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.