Home / 112,969.04-155,897.42-62,668.04

Finding the Fourth Proportional to 112,969.04, 155,897.42 and 62,668.04

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Solution

The fourth proportional to 112,969.04, 155,897.42 and 62,668.04 is: 86,481.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,969.04 : 155,897.42 = 62,668.04 : x
  2. Step 2: Convert to fraction form
    112,969.04/155,897.42 = 62,668.04/x
  3. Step 3: Cross multiply
    112,969.04x = 155,897.42 × 62,668.04
  4. Step 4: Simplify right side
    112,969.04x = 9,769,785,752.46
  5. Step 5: Solve for x
    x = 9,769,785,752.46/112,969.04
  6. Step 6: Final answer
    x = 86,481.98

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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.