Home / 136,095.59-187,814.96-74,837.89

Finding the Fourth Proportional to 136,095.59, 187,814.96 and 74,837.89

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Solution

The fourth proportional to 136,095.59, 187,814.96 and 74,837.89 is: 103,277.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,095.59 : 187,814.96 = 74,837.89 : x
  2. Step 2: Convert to fraction form
    136,095.59/187,814.96 = 74,837.89/x
  3. Step 3: Cross multiply
    136,095.59x = 187,814.96 × 74,837.89
  4. Step 4: Simplify right side
    136,095.59x = 14,055,675,316.83
  5. Step 5: Solve for x
    x = 14,055,675,316.83/136,095.59
  6. Step 6: Final answer
    x = 103,277.96

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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.