Home / 161,468.03-242,206.61-43,139.49

Finding the Fourth Proportional to 161,468.03, 242,206.61 and 43,139.49

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Solution

The fourth proportional to 161,468.03, 242,206.61 and 43,139.49 is: 64,710.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,468.03 : 242,206.61 = 43,139.49 : x
  2. Step 2: Convert to fraction form
    161,468.03/242,206.61 = 43,139.49/x
  3. Step 3: Cross multiply
    161,468.03x = 242,206.61 × 43,139.49
  4. Step 4: Simplify right side
    161,468.03x = 10,448,668,506.06
  5. Step 5: Solve for x
    x = 10,448,668,506.06/161,468.03
  6. Step 6: Final answer
    x = 64,710.45

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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.