Home / 70,895.20-97,835.66-39,064.10

Finding the Fourth Proportional to 70,895.20, 97,835.66 and 39,064.10

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Solution

The fourth proportional to 70,895.20, 97,835.66 and 39,064.10 is: 53,908.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,895.20 : 97,835.66 = 39,064.10 : x
  2. Step 2: Convert to fraction form
    70,895.20/97,835.66 = 39,064.10/x
  3. Step 3: Cross multiply
    70,895.20x = 97,835.66 × 39,064.10
  4. Step 4: Simplify right side
    70,895.20x = 3,821,862,005.81
  5. Step 5: Solve for x
    x = 3,821,862,005.81/70,895.20
  6. Step 6: Final answer
    x = 53,908.61

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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.