Home / 187,479.46-281,248.49-61,090.39

Finding the Fourth Proportional to 187,479.46, 281,248.49 and 61,090.39

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Solution

The fourth proportional to 187,479.46, 281,248.49 and 61,090.39 is: 91,645.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,479.46 : 281,248.49 = 61,090.39 : x
  2. Step 2: Convert to fraction form
    187,479.46/281,248.49 = 61,090.39/x
  3. Step 3: Cross multiply
    187,479.46x = 281,248.49 × 61,090.39
  4. Step 4: Simplify right side
    187,479.46x = 17,181,579,941.01
  5. Step 5: Solve for x
    x = 17,181,579,941.01/187,479.46
  6. Step 6: Final answer
    x = 91,645.13

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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.