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Finding the Fourth Proportional to 79,547.77, 119,322.52 and 23,388.95

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Solution

The fourth proportional to 79,547.77, 119,322.52 and 23,388.95 is: 35,083.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,547.77 : 119,322.52 = 23,388.95 : x
  2. Step 2: Convert to fraction form
    79,547.77/119,322.52 = 23,388.95/x
  3. Step 3: Cross multiply
    79,547.77x = 119,322.52 × 23,388.95
  4. Step 4: Simplify right side
    79,547.77x = 2,790,828,693.99
  5. Step 5: Solve for x
    x = 2,790,828,693.99/79,547.77
  6. Step 6: Final answer
    x = 35,083.68

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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.