Home / 180,619.41-249,375.33-112,663.65

Finding the Fourth Proportional to 180,619.41, 249,375.33 and 112,663.65

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Solution

The fourth proportional to 180,619.41, 249,375.33 and 112,663.65 is: 155,551.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,619.41 : 249,375.33 = 112,663.65 : x
  2. Step 2: Convert to fraction form
    180,619.41/249,375.33 = 112,663.65/x
  3. Step 3: Cross multiply
    180,619.41x = 249,375.33 × 112,663.65
  4. Step 4: Simplify right side
    180,619.41x = 28,095,534,897.75
  5. Step 5: Solve for x
    x = 28,095,534,897.75/180,619.41
  6. Step 6: Final answer
    x = 155,551.03

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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.