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Finding the Fourth Proportional to 79,551.17, 119,320.51 and 46,250

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Solution

The fourth proportional to 79,551.17, 119,320.51 and 46,250 is: 69,371.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,551.17 : 119,320.51 = 46,250 : x
  2. Step 2: Convert to fraction form
    79,551.17/119,320.51 = 46,250/x
  3. Step 3: Cross multiply
    79,551.17x = 119,320.51 × 46,250
  4. Step 4: Simplify right side
    79,551.17x = 5,518,573,587.50
  5. Step 5: Solve for x
    x = 5,518,573,587.50/79,551.17
  6. Step 6: Final answer
    x = 69,371.37

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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.