Home / 72,030.38-108,011.03-34,048.04

Finding the Fourth Proportional to 72,030.38, 108,011.03 and 34,048.04

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Solution

The fourth proportional to 72,030.38, 108,011.03 and 34,048.04 is: 51,055.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,030.38 : 108,011.03 = 34,048.04 : x
  2. Step 2: Convert to fraction form
    72,030.38/108,011.03 = 34,048.04/x
  3. Step 3: Cross multiply
    72,030.38x = 108,011.03 × 34,048.04
  4. Step 4: Simplify right side
    72,030.38x = 3,677,563,159.59
  5. Step 5: Solve for x
    x = 3,677,563,159.59/72,030.38
  6. Step 6: Final answer
    x = 51,055.73

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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.