Home / 113,679.58-170,450.69-45,301.65

Finding the Fourth Proportional to 113,679.58, 170,450.69 and 45,301.65

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Solution

The fourth proportional to 113,679.58, 170,450.69 and 45,301.65 is: 67,925.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,679.58 : 170,450.69 = 45,301.65 : x
  2. Step 2: Convert to fraction form
    113,679.58/170,450.69 = 45,301.65/x
  3. Step 3: Cross multiply
    113,679.58x = 170,450.69 × 45,301.65
  4. Step 4: Simplify right side
    113,679.58x = 7,721,697,274.13
  5. Step 5: Solve for x
    x = 7,721,697,274.13/113,679.58
  6. Step 6: Final answer
    x = 67,925.11

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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.