Home / 134,866.60-202,127.10-120,005.80

Finding the Fourth Proportional to 134,866.60, 202,127.10 and 120,005.80

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Solution

The fourth proportional to 134,866.60, 202,127.10 and 120,005.80 is: 179,854.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,866.60 : 202,127.10 = 120,005.80 : x
  2. Step 2: Convert to fraction form
    134,866.60/202,127.10 = 120,005.80/x
  3. Step 3: Cross multiply
    134,866.60x = 202,127.10 × 120,005.80
  4. Step 4: Simplify right side
    134,866.60x = 24,256,424,337.18
  5. Step 5: Solve for x
    x = 24,256,424,337.18/134,866.60
  6. Step 6: Final answer
    x = 179,854.94

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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.