Home / 179,742.13-269,620.08-46,618.90

Finding the Fourth Proportional to 179,742.13, 269,620.08 and 46,618.90

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Solution

The fourth proportional to 179,742.13, 269,620.08 and 46,618.90 is: 69,930.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,742.13 : 269,620.08 = 46,618.90 : x
  2. Step 2: Convert to fraction form
    179,742.13/269,620.08 = 46,618.90/x
  3. Step 3: Cross multiply
    179,742.13x = 269,620.08 × 46,618.90
  4. Step 4: Simplify right side
    179,742.13x = 12,569,391,547.51
  5. Step 5: Solve for x
    x = 12,569,391,547.51/179,742.13
  6. Step 6: Final answer
    x = 69,930.14

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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.