Home / 113,049.10-169,444.65-45,537.90

Finding the Fourth Proportional to 113,049.10, 169,444.65 and 45,537.90

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Solution

The fourth proportional to 113,049.10, 169,444.65 and 45,537.90 is: 68,254.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,049.10 : 169,444.65 = 45,537.90 : x
  2. Step 2: Convert to fraction form
    113,049.10/169,444.65 = 45,537.90/x
  3. Step 3: Cross multiply
    113,049.10x = 169,444.65 × 45,537.90
  4. Step 4: Simplify right side
    113,049.10x = 7,716,153,527.24
  5. Step 5: Solve for x
    x = 7,716,153,527.24/113,049.10
  6. Step 6: Final answer
    x = 68,254.89

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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.