Home / 71,043.92-98,158.28-56,050.67

Finding the Fourth Proportional to 71,043.92, 98,158.28 and 56,050.67

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Solution

The fourth proportional to 71,043.92, 98,158.28 and 56,050.67 is: 77,442.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,043.92 : 98,158.28 = 56,050.67 : x
  2. Step 2: Convert to fraction form
    71,043.92/98,158.28 = 56,050.67/x
  3. Step 3: Cross multiply
    71,043.92x = 98,158.28 × 56,050.67
  4. Step 4: Simplify right side
    71,043.92x = 5,501,836,589.00
  5. Step 5: Solve for x
    x = 5,501,836,589.00/71,043.92
  6. Step 6: Final answer
    x = 77,442.76

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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.