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Finding the Fourth Proportional to 349,368.73, 524,053.21 and 109,501.25

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Solution

The fourth proportional to 349,368.73, 524,053.21 and 109,501.25 is: 164,251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,368.73 : 524,053.21 = 109,501.25 : x
  2. Step 2: Convert to fraction form
    349,368.73/524,053.21 = 109,501.25/x
  3. Step 3: Cross multiply
    349,368.73x = 524,053.21 × 109,501.25
  4. Step 4: Simplify right side
    349,368.73x = 57,384,478,667.49
  5. Step 5: Solve for x
    x = 57,384,478,667.49/349,368.73
  6. Step 6: Final answer
    x = 164,251.90

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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.