Home / 60,325.20-90,461.64-18,775.44

Finding the Fourth Proportional to 60,325.20, 90,461.64 and 18,775.44

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Solution

The fourth proportional to 60,325.20, 90,461.64 and 18,775.44 is: 28,155.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,325.20 : 90,461.64 = 18,775.44 : x
  2. Step 2: Convert to fraction form
    60,325.20/90,461.64 = 18,775.44/x
  3. Step 3: Cross multiply
    60,325.20x = 90,461.64 × 18,775.44
  4. Step 4: Simplify right side
    60,325.20x = 1,698,457,094.12
  5. Step 5: Solve for x
    x = 1,698,457,094.12/60,325.20
  6. Step 6: Final answer
    x = 28,155.02

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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.