Home / 109,567.70-164,369.68-38,471.86

Finding the Fourth Proportional to 109,567.70, 164,369.68 and 38,471.86

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Solution

The fourth proportional to 109,567.70, 164,369.68 and 38,471.86 is: 57,714.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,567.70 : 164,369.68 = 38,471.86 : x
  2. Step 2: Convert to fraction form
    109,567.70/164,369.68 = 38,471.86/x
  3. Step 3: Cross multiply
    109,567.70x = 164,369.68 × 38,471.86
  4. Step 4: Simplify right side
    109,567.70x = 6,323,607,534.69
  5. Step 5: Solve for x
    x = 6,323,607,534.69/109,567.70
  6. Step 6: Final answer
    x = 57,714.16

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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.