Home / 73,428.66-101,329.56-41,607.81

Finding the Fourth Proportional to 73,428.66, 101,329.56 and 41,607.81

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Solution

The fourth proportional to 73,428.66, 101,329.56 and 41,607.81 is: 57,417.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,428.66 : 101,329.56 = 41,607.81 : x
  2. Step 2: Convert to fraction form
    73,428.66/101,329.56 = 41,607.81/x
  3. Step 3: Cross multiply
    73,428.66x = 101,329.56 × 41,607.81
  4. Step 4: Simplify right side
    73,428.66x = 4,216,101,079.86
  5. Step 5: Solve for x
    x = 4,216,101,079.86/73,428.66
  6. Step 6: Final answer
    x = 57,417.65

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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.