Home / 51,970.01-77,418.69-48,742.97

Finding the Fourth Proportional to 51,970.01, 77,418.69 and 48,742.97

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Solution

The fourth proportional to 51,970.01, 77,418.69 and 48,742.97 is: 72,611.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,970.01 : 77,418.69 = 48,742.97 : x
  2. Step 2: Convert to fraction form
    51,970.01/77,418.69 = 48,742.97/x
  3. Step 3: Cross multiply
    51,970.01x = 77,418.69 × 48,742.97
  4. Step 4: Simplify right side
    51,970.01x = 3,773,616,314.23
  5. Step 5: Solve for x
    x = 3,773,616,314.23/51,970.01
  6. Step 6: Final answer
    x = 72,611.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.