Home / 74,932.68-112,384.59-34,940.66

Finding the Fourth Proportional to 74,932.68, 112,384.59 and 34,940.66

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Solution

The fourth proportional to 74,932.68, 112,384.59 and 34,940.66 is: 52,404.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,932.68 : 112,384.59 = 34,940.66 : x
  2. Step 2: Convert to fraction form
    74,932.68/112,384.59 = 34,940.66/x
  3. Step 3: Cross multiply
    74,932.68x = 112,384.59 × 34,940.66
  4. Step 4: Simplify right side
    74,932.68x = 3,926,791,186.51
  5. Step 5: Solve for x
    x = 3,926,791,186.51/74,932.68
  6. Step 6: Final answer
    x = 52,404.25

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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.