Home / 52,420.34-78,636.04-30,233.22

Finding the Fourth Proportional to 52,420.34, 78,636.04 and 30,233.22

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Solution

The fourth proportional to 52,420.34, 78,636.04 and 30,233.22 is: 45,353.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,420.34 : 78,636.04 = 30,233.22 : x
  2. Step 2: Convert to fraction form
    52,420.34/78,636.04 = 30,233.22/x
  3. Step 3: Cross multiply
    52,420.34x = 78,636.04 × 30,233.22
  4. Step 4: Simplify right side
    52,420.34x = 2,377,420,697.25
  5. Step 5: Solve for x
    x = 2,377,420,697.25/52,420.34
  6. Step 6: Final answer
    x = 45,353.02

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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.