Home / 75,325.08-113,024.70-53,280.12

Finding the Fourth Proportional to 75,325.08, 113,024.70 and 53,280.12

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Solution

The fourth proportional to 75,325.08, 113,024.70 and 53,280.12 is: 79,946.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,325.08 : 113,024.70 = 53,280.12 : x
  2. Step 2: Convert to fraction form
    75,325.08/113,024.70 = 53,280.12/x
  3. Step 3: Cross multiply
    75,325.08x = 113,024.70 × 53,280.12
  4. Step 4: Simplify right side
    75,325.08x = 6,021,969,578.96
  5. Step 5: Solve for x
    x = 6,021,969,578.96/75,325.08
  6. Step 6: Final answer
    x = 79,946.41

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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.