Home / 94,148.84-129,925.00-51,128.03

Finding the Fourth Proportional to 94,148.84, 129,925.00 and 51,128.03

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Solution

The fourth proportional to 94,148.84, 129,925.00 and 51,128.03 is: 70,556.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,148.84 : 129,925.00 = 51,128.03 : x
  2. Step 2: Convert to fraction form
    94,148.84/129,925.00 = 51,128.03/x
  3. Step 3: Cross multiply
    94,148.84x = 129,925.00 × 51,128.03
  4. Step 4: Simplify right side
    94,148.84x = 6,642,810,007.82
  5. Step 5: Solve for x
    x = 6,642,810,007.82/94,148.84
  6. Step 6: Final answer
    x = 70,556.47

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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.