Home / 53,354.21-73,663.16-34,242.21

Finding the Fourth Proportional to 53,354.21, 73,663.16 and 34,242.21

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Solution

The fourth proportional to 53,354.21, 73,663.16 and 34,242.21 is: 47,276.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,354.21 : 73,663.16 = 34,242.21 : x
  2. Step 2: Convert to fraction form
    53,354.21/73,663.16 = 34,242.21/x
  3. Step 3: Cross multiply
    53,354.21x = 73,663.16 × 34,242.21
  4. Step 4: Simplify right side
    53,354.21x = 2,522,389,222.77
  5. Step 5: Solve for x
    x = 2,522,389,222.77/53,354.21
  6. Step 6: Final answer
    x = 47,276.30

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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.