Home / 349,381.13-523,942.77-124,681.46

Finding the Fourth Proportional to 349,381.13, 523,942.77 and 124,681.46

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Solution

The fourth proportional to 349,381.13, 523,942.77 and 124,681.46 is: 186,976.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,381.13 : 523,942.77 = 124,681.46 : x
  2. Step 2: Convert to fraction form
    349,381.13/523,942.77 = 124,681.46/x
  3. Step 3: Cross multiply
    349,381.13x = 523,942.77 × 124,681.46
  4. Step 4: Simplify right side
    349,381.13x = 65,325,948,896.64
  5. Step 5: Solve for x
    x = 65,325,948,896.64/349,381.13
  6. Step 6: Final answer
    x = 186,976.18

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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.