Home / 63,457.08-87,569.26-34,775.79

Finding the Fourth Proportional to 63,457.08, 87,569.26 and 34,775.79

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Solution

The fourth proportional to 63,457.08, 87,569.26 and 34,775.79 is: 47,989.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,457.08 : 87,569.26 = 34,775.79 : x
  2. Step 2: Convert to fraction form
    63,457.08/87,569.26 = 34,775.79/x
  3. Step 3: Cross multiply
    63,457.08x = 87,569.26 × 34,775.79
  4. Step 4: Simplify right side
    63,457.08x = 3,045,290,196.22
  5. Step 5: Solve for x
    x = 3,045,290,196.22/63,457.08
  6. Step 6: Final answer
    x = 47,989.76

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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.