Home / 47,981.90-66,233.28-37,746.44

Finding the Fourth Proportional to 47,981.90, 66,233.28 and 37,746.44

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Solution

The fourth proportional to 47,981.90, 66,233.28 and 37,746.44 is: 52,104.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,981.90 : 66,233.28 = 37,746.44 : x
  2. Step 2: Convert to fraction form
    47,981.90/66,233.28 = 37,746.44/x
  3. Step 3: Cross multiply
    47,981.90x = 66,233.28 × 37,746.44
  4. Step 4: Simplify right side
    47,981.90x = 2,500,070,529.52
  5. Step 5: Solve for x
    x = 2,500,070,529.52/47,981.90
  6. Step 6: Final answer
    x = 52,104.45

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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.