Home / 56,113.26-77,446.30-33,453.72

Finding the Fourth Proportional to 56,113.26, 77,446.30 and 33,453.72

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Solution

The fourth proportional to 56,113.26, 77,446.30 and 33,453.72 is: 46,172.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,113.26 : 77,446.30 = 33,453.72 : x
  2. Step 2: Convert to fraction form
    56,113.26/77,446.30 = 33,453.72/x
  3. Step 3: Cross multiply
    56,113.26x = 77,446.30 × 33,453.72
  4. Step 4: Simplify right side
    56,113.26x = 2,590,866,835.24
  5. Step 5: Solve for x
    x = 2,590,866,835.24/56,113.26
  6. Step 6: Final answer
    x = 46,172.10

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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.