Home / 49,419.04-74,133.12-16,139.28

Finding the Fourth Proportional to 49,419.04, 74,133.12 and 16,139.28

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Solution

The fourth proportional to 49,419.04, 74,133.12 and 16,139.28 is: 24,210.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,419.04 : 74,133.12 = 16,139.28 : x
  2. Step 2: Convert to fraction form
    49,419.04/74,133.12 = 16,139.28/x
  3. Step 3: Cross multiply
    49,419.04x = 74,133.12 × 16,139.28
  4. Step 4: Simplify right side
    49,419.04x = 1,196,455,180.95
  5. Step 5: Solve for x
    x = 1,196,455,180.95/49,419.04
  6. Step 6: Final answer
    x = 24,210.41

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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.