Home / 122,898.72-169,600.36-69,184.16

Finding the Fourth Proportional to 122,898.72, 169,600.36 and 69,184.16

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Solution

The fourth proportional to 122,898.72, 169,600.36 and 69,184.16 is: 95,474.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,898.72 : 169,600.36 = 69,184.16 : x
  2. Step 2: Convert to fraction form
    122,898.72/169,600.36 = 69,184.16/x
  3. Step 3: Cross multiply
    122,898.72x = 169,600.36 × 69,184.16
  4. Step 4: Simplify right side
    122,898.72x = 11,733,658,442.30
  5. Step 5: Solve for x
    x = 11,733,658,442.30/122,898.72
  6. Step 6: Final answer
    x = 95,474.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.