Home / 162,732.22-224,570.80-91,115.26

Finding the Fourth Proportional to 162,732.22, 224,570.80 and 91,115.26

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Solution

The fourth proportional to 162,732.22, 224,570.80 and 91,115.26 is: 125,739.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,732.22 : 224,570.80 = 91,115.26 : x
  2. Step 2: Convert to fraction form
    162,732.22/224,570.80 = 91,115.26/x
  3. Step 3: Cross multiply
    162,732.22x = 224,570.80 × 91,115.26
  4. Step 4: Simplify right side
    162,732.22x = 20,461,826,830.41
  5. Step 5: Solve for x
    x = 20,461,826,830.41/162,732.22
  6. Step 6: Final answer
    x = 125,739.25

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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.