Home / 109,276.14-150,788.61-61,528.26

Finding the Fourth Proportional to 109,276.14, 150,788.61 and 61,528.26

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Solution

The fourth proportional to 109,276.14, 150,788.61 and 61,528.26 is: 84,901.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,276.14 : 150,788.61 = 61,528.26 : x
  2. Step 2: Convert to fraction form
    109,276.14/150,788.61 = 61,528.26/x
  3. Step 3: Cross multiply
    109,276.14x = 150,788.61 × 61,528.26
  4. Step 4: Simplify right side
    109,276.14x = 9,277,760,801.12
  5. Step 5: Solve for x
    x = 9,277,760,801.12/109,276.14
  6. Step 6: Final answer
    x = 84,901.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.