Home / 75,300.70-112,985.52-32,619.17

Finding the Fourth Proportional to 75,300.70, 112,985.52 and 32,619.17

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Solution

The fourth proportional to 75,300.70, 112,985.52 and 32,619.17 is: 48,943.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,300.70 : 112,985.52 = 32,619.17 : x
  2. Step 2: Convert to fraction form
    75,300.70/112,985.52 = 32,619.17/x
  3. Step 3: Cross multiply
    75,300.70x = 112,985.52 × 32,619.17
  4. Step 4: Simplify right side
    75,300.70x = 3,685,494,166.88
  5. Step 5: Solve for x
    x = 3,685,494,166.88/75,300.70
  6. Step 6: Final answer
    x = 48,943.69

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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.