Home / 112,991.93-155,928.43-62,005.52

Finding the Fourth Proportional to 112,991.93, 155,928.43 and 62,005.52

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Solution

The fourth proportional to 112,991.93, 155,928.43 and 62,005.52 is: 85,567.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,991.93 : 155,928.43 = 62,005.52 : x
  2. Step 2: Convert to fraction form
    112,991.93/155,928.43 = 62,005.52/x
  3. Step 3: Cross multiply
    112,991.93x = 155,928.43 × 62,005.52
  4. Step 4: Simplify right side
    112,991.93x = 9,668,423,384.93
  5. Step 5: Solve for x
    x = 9,668,423,384.93/112,991.93
  6. Step 6: Final answer
    x = 85,567.38

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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.