Home / 113,293.36-169,681.53-54,170.85

Finding the Fourth Proportional to 113,293.36, 169,681.53 and 54,170.85

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Solution

The fourth proportional to 113,293.36, 169,681.53 and 54,170.85 is: 81,132.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,293.36 : 169,681.53 = 54,170.85 : x
  2. Step 2: Convert to fraction form
    113,293.36/169,681.53 = 54,170.85/x
  3. Step 3: Cross multiply
    113,293.36x = 169,681.53 × 54,170.85
  4. Step 4: Simplify right side
    113,293.36x = 9,191,792,709.40
  5. Step 5: Solve for x
    x = 9,191,792,709.40/113,293.36
  6. Step 6: Final answer
    x = 81,132.67

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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.