Home / 113,464.80-170,197.20-69,068.70

Finding the Fourth Proportional to 113,464.80, 170,197.20 and 69,068.70

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Solution

The fourth proportional to 113,464.80, 170,197.20 and 69,068.70 is: 103,603.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,464.80 : 170,197.20 = 69,068.70 : x
  2. Step 2: Convert to fraction form
    113,464.80/170,197.20 = 69,068.70/x
  3. Step 3: Cross multiply
    113,464.80x = 170,197.20 × 69,068.70
  4. Step 4: Simplify right side
    113,464.80x = 11,755,299,347.64
  5. Step 5: Solve for x
    x = 11,755,299,347.64/113,464.80
  6. Step 6: Final answer
    x = 103,603.05

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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.