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Finding the Fourth Proportional to 349,368.55, 524,052.92 and 109,501.07

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Solution

The fourth proportional to 349,368.55, 524,052.92 and 109,501.07 is: 164,251.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,368.55 : 524,052.92 = 109,501.07 : x
  2. Step 2: Convert to fraction form
    349,368.55/524,052.92 = 109,501.07/x
  3. Step 3: Cross multiply
    349,368.55x = 524,052.92 × 109,501.07
  4. Step 4: Simplify right side
    349,368.55x = 57,384,353,130.11
  5. Step 5: Solve for x
    x = 57,384,353,130.11/349,368.55
  6. Step 6: Final answer
    x = 164,251.63

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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.