Home / 79,350.72-119,007.66-23,178.36

Finding the Fourth Proportional to 79,350.72, 119,007.66 and 23,178.36

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Solution

The fourth proportional to 79,350.72, 119,007.66 and 23,178.36 is: 34,762.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,350.72 : 119,007.66 = 23,178.36 : x
  2. Step 2: Convert to fraction form
    79,350.72/119,007.66 = 23,178.36/x
  3. Step 3: Cross multiply
    79,350.72x = 119,007.66 × 23,178.36
  4. Step 4: Simplify right side
    79,350.72x = 2,758,402,386.24
  5. Step 5: Solve for x
    x = 2,758,402,386.24/79,350.72
  6. Step 6: Final answer
    x = 34,762.16

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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.