Home / 94,148.71-129,924.72-51,127.83

Finding the Fourth Proportional to 94,148.71, 129,924.72 and 51,127.83

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Solution

The fourth proportional to 94,148.71, 129,924.72 and 51,127.83 is: 70,556.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,148.71 : 129,924.72 = 51,127.83 : x
  2. Step 2: Convert to fraction form
    94,148.71/129,924.72 = 51,127.83/x
  3. Step 3: Cross multiply
    94,148.71x = 129,924.72 × 51,127.83
  4. Step 4: Simplify right side
    94,148.71x = 6,642,768,996.96
  5. Step 5: Solve for x
    x = 6,642,768,996.96/94,148.71
  6. Step 6: Final answer
    x = 70,556.13

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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.