Home / 112,529.66-155,284.65-61,532.27

Finding the Fourth Proportional to 112,529.66, 155,284.65 and 61,532.27

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Solution

The fourth proportional to 112,529.66, 155,284.65 and 61,532.27 is: 84,911.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,529.66 : 155,284.65 = 61,532.27 : x
  2. Step 2: Convert to fraction form
    112,529.66/155,284.65 = 61,532.27/x
  3. Step 3: Cross multiply
    112,529.66x = 155,284.65 × 61,532.27
  4. Step 4: Simplify right side
    112,529.66x = 9,555,017,010.66
  5. Step 5: Solve for x
    x = 9,555,017,010.66/112,529.66
  6. Step 6: Final answer
    x = 84,911.10

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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.