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Finding the Fourth Proportional to 349,884.90, 524,695.59 and 113,164.02

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Solution

The fourth proportional to 349,884.90, 524,695.59 and 113,164.02 is: 169,703.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,884.90 : 524,695.59 = 113,164.02 : x
  2. Step 2: Convert to fraction form
    349,884.90/524,695.59 = 113,164.02/x
  3. Step 3: Cross multiply
    349,884.90x = 524,695.59 × 113,164.02
  4. Step 4: Simplify right side
    349,884.90x = 59,376,662,240.67
  5. Step 5: Solve for x
    x = 59,376,662,240.67/349,884.90
  6. Step 6: Final answer
    x = 169,703.41

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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.