Home / 113,429.10-170,143.65-97,682.70

Finding the Fourth Proportional to 113,429.10, 170,143.65 and 97,682.70

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Solution

The fourth proportional to 113,429.10, 170,143.65 and 97,682.70 is: 146,524.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,429.10 : 170,143.65 = 97,682.70 : x
  2. Step 2: Convert to fraction form
    113,429.10/170,143.65 = 97,682.70/x
  3. Step 3: Cross multiply
    113,429.10x = 170,143.65 × 97,682.70
  4. Step 4: Simplify right side
    113,429.10x = 16,620,091,119.86
  5. Step 5: Solve for x
    x = 16,620,091,119.86/113,429.10
  6. Step 6: Final answer
    x = 146,524.05

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1.5x scale

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.