Home / 56,483.53-77,949.35-34,123.21

Finding the Fourth Proportional to 56,483.53, 77,949.35 and 34,123.21

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Solution

The fourth proportional to 56,483.53, 77,949.35 and 34,123.21 is: 47,091.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,483.53 : 77,949.35 = 34,123.21 : x
  2. Step 2: Convert to fraction form
    56,483.53/77,949.35 = 34,123.21/x
  3. Step 3: Cross multiply
    56,483.53x = 77,949.35 × 34,123.21
  4. Step 4: Simplify right side
    56,483.53x = 2,659,882,039.41
  5. Step 5: Solve for x
    x = 2,659,882,039.41/56,483.53
  6. Step 6: Final answer
    x = 47,091.29

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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.