Home / 114,869.37-172,128.65-48,273.10

Finding the Fourth Proportional to 114,869.37, 172,128.65 and 48,273.10

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Solution

The fourth proportional to 114,869.37, 172,128.65 and 48,273.10 is: 72,335.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,869.37 : 172,128.65 = 48,273.10 : x
  2. Step 2: Convert to fraction form
    114,869.37/172,128.65 = 48,273.10/x
  3. Step 3: Cross multiply
    114,869.37x = 172,128.65 × 48,273.10
  4. Step 4: Simplify right side
    114,869.37x = 8,309,182,862.63
  5. Step 5: Solve for x
    x = 8,309,182,862.63/114,869.37
  6. Step 6: Final answer
    x = 72,335.93

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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.