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Finding the Fourth Proportional to 349,983.84, 525,052.32 and 113,350.44

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Solution

The fourth proportional to 349,983.84, 525,052.32 and 113,350.44 is: 170,050.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,983.84 : 525,052.32 = 113,350.44 : x
  2. Step 2: Convert to fraction form
    349,983.84/525,052.32 = 113,350.44/x
  3. Step 3: Cross multiply
    349,983.84x = 525,052.32 × 113,350.44
  4. Step 4: Simplify right side
    349,983.84x = 59,514,911,495.02
  5. Step 5: Solve for x
    x = 59,514,911,495.02/349,983.84
  6. Step 6: Final answer
    x = 170,050.46

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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.