Home / 97,113.76-134,019.49-54,673.81

Finding the Fourth Proportional to 97,113.76, 134,019.49 and 54,673.81

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Solution

The fourth proportional to 97,113.76, 134,019.49 and 54,673.81 is: 75,451.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,113.76 : 134,019.49 = 54,673.81 : x
  2. Step 2: Convert to fraction form
    97,113.76/134,019.49 = 54,673.81/x
  3. Step 3: Cross multiply
    97,113.76x = 134,019.49 × 54,673.81
  4. Step 4: Simplify right side
    97,113.76x = 7,327,355,462.46
  5. Step 5: Solve for x
    x = 7,327,355,462.46/97,113.76
  6. Step 6: Final answer
    x = 75,451.26

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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.