Home / 88,290.50-121,841.34-48,004.58

Finding the Fourth Proportional to 88,290.50, 121,841.34 and 48,004.58

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Solution

The fourth proportional to 88,290.50, 121,841.34 and 48,004.58 is: 66,246.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,290.50 : 121,841.34 = 48,004.58 : x
  2. Step 2: Convert to fraction form
    88,290.50/121,841.34 = 48,004.58/x
  3. Step 3: Cross multiply
    88,290.50x = 121,841.34 × 48,004.58
  4. Step 4: Simplify right side
    88,290.50x = 5,848,942,353.34
  5. Step 5: Solve for x
    x = 5,848,942,353.34/88,290.50
  6. Step 6: Final answer
    x = 66,246.57

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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.