Home / 347,521.56-521,325.27-122,835.66

Finding the Fourth Proportional to 347,521.56, 521,325.27 and 122,835.66

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Solution

The fourth proportional to 347,521.56, 521,325.27 and 122,835.66 is: 184,268.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,521.56 : 521,325.27 = 122,835.66 : x
  2. Step 2: Convert to fraction form
    347,521.56/521,325.27 = 122,835.66/x
  3. Step 3: Cross multiply
    347,521.56x = 521,325.27 × 122,835.66
  4. Step 4: Simplify right side
    347,521.56x = 64,037,333,615.13
  5. Step 5: Solve for x
    x = 64,037,333,615.13/347,521.56
  6. Step 6: Final answer
    x = 184,268.66

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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.