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Finding the Fourth Proportional to 173,884.20, 260,826.30 and 144,359.70

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Solution

The fourth proportional to 173,884.20, 260,826.30 and 144,359.70 is: 216,539.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,884.20 : 260,826.30 = 144,359.70 : x
  2. Step 2: Convert to fraction form
    173,884.20/260,826.30 = 144,359.70/x
  3. Step 3: Cross multiply
    173,884.20x = 260,826.30 × 144,359.70
  4. Step 4: Simplify right side
    173,884.20x = 37,652,806,420.11
  5. Step 5: Solve for x
    x = 37,652,806,420.11/173,884.20
  6. Step 6: Final answer
    x = 216,539.55

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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.