Home / 63,457.56-87,531.74-40,826.02

Finding the Fourth Proportional to 63,457.56, 87,531.74 and 40,826.02

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Solution

The fourth proportional to 63,457.56, 87,531.74 and 40,826.02 is: 56,314.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,457.56 : 87,531.74 = 40,826.02 : x
  2. Step 2: Convert to fraction form
    63,457.56/87,531.74 = 40,826.02/x
  3. Step 3: Cross multiply
    63,457.56x = 87,531.74 × 40,826.02
  4. Step 4: Simplify right side
    63,457.56x = 3,573,572,567.87
  5. Step 5: Solve for x
    x = 3,573,572,567.87/63,457.56
  6. Step 6: Final answer
    x = 56,314.37

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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.