Home / 70,637.29-105,890.05-23,857.45

Finding the Fourth Proportional to 70,637.29, 105,890.05 and 23,857.45

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Solution

The fourth proportional to 70,637.29, 105,890.05 and 23,857.45 is: 35,763.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,637.29 : 105,890.05 = 23,857.45 : x
  2. Step 2: Convert to fraction form
    70,637.29/105,890.05 = 23,857.45/x
  3. Step 3: Cross multiply
    70,637.29x = 105,890.05 × 23,857.45
  4. Step 4: Simplify right side
    70,637.29x = 2,526,266,249.00
  5. Step 5: Solve for x
    x = 2,526,266,249.00/70,637.29
  6. Step 6: Final answer
    x = 35,763.92

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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.