Home / 63,170.07-94,748.73-21,045.63

Finding the Fourth Proportional to 63,170.07, 94,748.73 and 21,045.63

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Solution

The fourth proportional to 63,170.07, 94,748.73 and 21,045.63 is: 31,566.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,170.07 : 94,748.73 = 21,045.63 : x
  2. Step 2: Convert to fraction form
    63,170.07/94,748.73 = 21,045.63/x
  3. Step 3: Cross multiply
    63,170.07x = 94,748.73 × 21,045.63
  4. Step 4: Simplify right side
    63,170.07x = 1,994,047,069.86
  5. Step 5: Solve for x
    x = 1,994,047,069.86/63,170.07
  6. Step 6: Final answer
    x = 31,566.33

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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.