Home / 56,077.52-84,172.38-40,301.06

Finding the Fourth Proportional to 56,077.52, 84,172.38 and 40,301.06

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Solution

The fourth proportional to 56,077.52, 84,172.38 and 40,301.06 is: 60,491.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,077.52 : 84,172.38 = 40,301.06 : x
  2. Step 2: Convert to fraction form
    56,077.52/84,172.38 = 40,301.06/x
  3. Step 3: Cross multiply
    56,077.52x = 84,172.38 × 40,301.06
  4. Step 4: Simplify right side
    56,077.52x = 3,392,236,136.72
  5. Step 5: Solve for x
    x = 3,392,236,136.72/56,077.52
  6. Step 6: Final answer
    x = 60,491.91

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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.