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Finding the Fourth Proportional to 63,188.51, 94,783.07 and 25,748.93

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Solution

The fourth proportional to 63,188.51, 94,783.07 and 25,748.93 is: 38,623.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,188.51 : 94,783.07 = 25,748.93 : x
  2. Step 2: Convert to fraction form
    63,188.51/94,783.07 = 25,748.93/x
  3. Step 3: Cross multiply
    63,188.51x = 94,783.07 × 25,748.93
  4. Step 4: Simplify right side
    63,188.51x = 2,440,562,031.96
  5. Step 5: Solve for x
    x = 2,440,562,031.96/63,188.51
  6. Step 6: Final answer
    x = 38,623.51

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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.