Home / 61,422.08-84,754.70-35,923.40

Finding the Fourth Proportional to 61,422.08, 84,754.70 and 35,923.40

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Solution

The fourth proportional to 61,422.08, 84,754.70 and 35,923.40 is: 49,569.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,422.08 : 84,754.70 = 35,923.40 : x
  2. Step 2: Convert to fraction form
    61,422.08/84,754.70 = 35,923.40/x
  3. Step 3: Cross multiply
    61,422.08x = 84,754.70 × 35,923.40
  4. Step 4: Simplify right side
    61,422.08x = 3,044,676,989.98
  5. Step 5: Solve for x
    x = 3,044,676,989.98/61,422.08
  6. Step 6: Final answer
    x = 49,569.75

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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.