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Finding the Fourth Proportional to 51,862.90, 77,738.84 and 37,026.84

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Solution

The fourth proportional to 51,862.90, 77,738.84 and 37,026.84 is: 55,500.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,862.90 : 77,738.84 = 37,026.84 : x
  2. Step 2: Convert to fraction form
    51,862.90/77,738.84 = 37,026.84/x
  3. Step 3: Cross multiply
    51,862.90x = 77,738.84 × 37,026.84
  4. Step 4: Simplify right side
    51,862.90x = 2,878,423,398.42
  5. Step 5: Solve for x
    x = 2,878,423,398.42/51,862.90
  6. Step 6: Final answer
    x = 55,500.63

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1.5x scale

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.