Home / 63,749.26-87,971.61-35,454.34

Finding the Fourth Proportional to 63,749.26, 87,971.61 and 35,454.34

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Solution

The fourth proportional to 63,749.26, 87,971.61 and 35,454.34 is: 48,925.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,749.26 : 87,971.61 = 35,454.34 : x
  2. Step 2: Convert to fraction form
    63,749.26/87,971.61 = 35,454.34/x
  3. Step 3: Cross multiply
    63,749.26x = 87,971.61 × 35,454.34
  4. Step 4: Simplify right side
    63,749.26x = 3,118,975,371.29
  5. Step 5: Solve for x
    x = 3,118,975,371.29/63,749.26
  6. Step 6: Final answer
    x = 48,925.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.