Home / 134,077.10-200,987.65-49,814.70

Finding the Fourth Proportional to 134,077.10, 200,987.65 and 49,814.70

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Solution

The fourth proportional to 134,077.10, 200,987.65 and 49,814.70 is: 74,674.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,077.10 : 200,987.65 = 49,814.70 : x
  2. Step 2: Convert to fraction form
    134,077.10/200,987.65 = 49,814.70/x
  3. Step 3: Cross multiply
    134,077.10x = 200,987.65 × 49,814.70
  4. Step 4: Simplify right side
    134,077.10x = 10,012,139,488.46
  5. Step 5: Solve for x
    x = 10,012,139,488.46/134,077.10
  6. Step 6: Final answer
    x = 74,674.49

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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.