Home / 112,938.33-169,398.26-38,056.81

Finding the Fourth Proportional to 112,938.33, 169,398.26 and 38,056.81

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Solution

The fourth proportional to 112,938.33, 169,398.26 and 38,056.81 is: 57,082.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,938.33 : 169,398.26 = 38,056.81 : x
  2. Step 2: Convert to fraction form
    112,938.33/169,398.26 = 38,056.81/x
  3. Step 3: Cross multiply
    112,938.33x = 169,398.26 × 38,056.81
  4. Step 4: Simplify right side
    112,938.33x = 6,446,757,825.17
  5. Step 5: Solve for x
    x = 6,446,757,825.17/112,938.33
  6. Step 6: Final answer
    x = 57,082.11

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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.