Home / 113,293.50-156,345.30-63,002.22

Finding the Fourth Proportional to 113,293.50, 156,345.30 and 63,002.22

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Solution

The fourth proportional to 113,293.50, 156,345.30 and 63,002.22 is: 86,943.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,293.50 : 156,345.30 = 63,002.22 : x
  2. Step 2: Convert to fraction form
    113,293.50/156,345.30 = 63,002.22/x
  3. Step 3: Cross multiply
    113,293.50x = 156,345.30 × 63,002.22
  4. Step 4: Simplify right side
    113,293.50x = 9,850,100,986.57
  5. Step 5: Solve for x
    x = 9,850,100,986.57/113,293.50
  6. Step 6: Final answer
    x = 86,943.21

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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.