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Finding the Fourth Proportional to 173,656.20, 260,484.30 and 75,352.20

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Solution

The fourth proportional to 173,656.20, 260,484.30 and 75,352.20 is: 113,028.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,656.20 : 260,484.30 = 75,352.20 : x
  2. Step 2: Convert to fraction form
    173,656.20/260,484.30 = 75,352.20/x
  3. Step 3: Cross multiply
    173,656.20x = 260,484.30 × 75,352.20
  4. Step 4: Simplify right side
    173,656.20x = 19,628,065,070.46
  5. Step 5: Solve for x
    x = 19,628,065,070.46/173,656.20
  6. Step 6: Final answer
    x = 113,028.30

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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.