Home / 137,774.78-206,681.61-49,002.02

Finding the Fourth Proportional to 137,774.78, 206,681.61 and 49,002.02

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Solution

The fourth proportional to 137,774.78, 206,681.61 and 49,002.02 is: 73,509.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,774.78 : 206,681.61 = 49,002.02 : x
  2. Step 2: Convert to fraction form
    137,774.78/206,681.61 = 49,002.02/x
  3. Step 3: Cross multiply
    137,774.78x = 206,681.61 × 49,002.02
  4. Step 4: Simplify right side
    137,774.78x = 10,127,816,386.85
  5. Step 5: Solve for x
    x = 10,127,816,386.85/137,774.78
  6. Step 6: Final answer
    x = 73,509.94

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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.