Home / 77,575.22-107,020.06-48,877.46

Finding the Fourth Proportional to 77,575.22, 107,020.06 and 48,877.46

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Solution

The fourth proportional to 77,575.22, 107,020.06 and 48,877.46 is: 67,429.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,575.22 : 107,020.06 = 48,877.46 : x
  2. Step 2: Convert to fraction form
    77,575.22/107,020.06 = 48,877.46/x
  3. Step 3: Cross multiply
    77,575.22x = 107,020.06 × 48,877.46
  4. Step 4: Simplify right side
    77,575.22x = 5,230,868,044.55
  5. Step 5: Solve for x
    x = 5,230,868,044.55/77,575.22
  6. Step 6: Final answer
    x = 67,429.63

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1.5x scale

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.