Home / 71,503.28-98,720.74-44,308.22

Finding the Fourth Proportional to 71,503.28, 98,720.74 and 44,308.22

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Solution

The fourth proportional to 71,503.28, 98,720.74 and 44,308.22 is: 61,173.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,503.28 : 98,720.74 = 44,308.22 : x
  2. Step 2: Convert to fraction form
    71,503.28/98,720.74 = 44,308.22/x
  3. Step 3: Cross multiply
    71,503.28x = 98,720.74 × 44,308.22
  4. Step 4: Simplify right side
    71,503.28x = 4,374,140,266.48
  5. Step 5: Solve for x
    x = 4,374,140,266.48/71,503.28
  6. Step 6: Final answer
    x = 61,173.98

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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.