Home / 63,146.79-94,733.15-18,769.59

Finding the Fourth Proportional to 63,146.79, 94,733.15 and 18,769.59

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Solution

The fourth proportional to 63,146.79, 94,733.15 and 18,769.59 is: 28,158.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,146.79 : 94,733.15 = 18,769.59 : x
  2. Step 2: Convert to fraction form
    63,146.79/94,733.15 = 18,769.59/x
  3. Step 3: Cross multiply
    63,146.79x = 94,733.15 × 18,769.59
  4. Step 4: Simplify right side
    63,146.79x = 1,778,102,291.06
  5. Step 5: Solve for x
    x = 1,778,102,291.06/63,146.79
  6. Step 6: Final answer
    x = 28,158.24

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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.