Home / 70,350.66-97,083.04-38,518.87

Finding the Fourth Proportional to 70,350.66, 97,083.04 and 38,518.87

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Solution

The fourth proportional to 70,350.66, 97,083.04 and 38,518.87 is: 53,155.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,350.66 : 97,083.04 = 38,518.87 : x
  2. Step 2: Convert to fraction form
    70,350.66/97,083.04 = 38,518.87/x
  3. Step 3: Cross multiply
    70,350.66x = 97,083.04 × 38,518.87
  4. Step 4: Simplify right side
    70,350.66x = 3,739,528,996.96
  5. Step 5: Solve for x
    x = 3,739,528,996.96/70,350.66
  6. Step 6: Final answer
    x = 53,155.56

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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.