Home / 113,434.13-170,256.42-57,313.67

Finding the Fourth Proportional to 113,434.13, 170,256.42 and 57,313.67

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Solution

The fourth proportional to 113,434.13, 170,256.42 and 57,313.67 is: 86,023.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,434.13 : 170,256.42 = 57,313.67 : x
  2. Step 2: Convert to fraction form
    113,434.13/170,256.42 = 57,313.67/x
  3. Step 3: Cross multiply
    113,434.13x = 170,256.42 × 57,313.67
  4. Step 4: Simplify right side
    113,434.13x = 9,758,019,419.98
  5. Step 5: Solve for x
    x = 9,758,019,419.98/113,434.13
  6. Step 6: Final answer
    x = 86,023.67

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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.