Home / 192,966.66-266,302.17-112,381.20

Finding the Fourth Proportional to 192,966.66, 266,302.17 and 112,381.20

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Solution

The fourth proportional to 192,966.66, 266,302.17 and 112,381.20 is: 155,090.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,966.66 : 266,302.17 = 112,381.20 : x
  2. Step 2: Convert to fraction form
    192,966.66/266,302.17 = 112,381.20/x
  3. Step 3: Cross multiply
    192,966.66x = 266,302.17 × 112,381.20
  4. Step 4: Simplify right side
    192,966.66x = 29,927,357,427.20
  5. Step 5: Solve for x
    x = 29,927,357,427.20/192,966.66
  6. Step 6: Final answer
    x = 155,090.82

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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.