Home / 65,316.60-97,829.10-50,408.55

Finding the Fourth Proportional to 65,316.60, 97,829.10 and 50,408.55

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Solution

The fourth proportional to 65,316.60, 97,829.10 and 50,408.55 is: 75,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,316.60 : 97,829.10 = 50,408.55 : x
  2. Step 2: Convert to fraction form
    65,316.60/97,829.10 = 50,408.55/x
  3. Step 3: Cross multiply
    65,316.60x = 97,829.10 × 50,408.55
  4. Step 4: Simplify right side
    65,316.60x = 4,931,423,078.81
  5. Step 5: Solve for x
    x = 4,931,423,078.81/65,316.60
  6. Step 6: Final answer
    x = 75,500.30

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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.