Home / 180,928.62-249,518.07-112,951.89

Finding the Fourth Proportional to 180,928.62, 249,518.07 and 112,951.89

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Solution

The fourth proportional to 180,928.62, 249,518.07 and 112,951.89 is: 155,771.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,928.62 : 249,518.07 = 112,951.89 : x
  2. Step 2: Convert to fraction form
    180,928.62/249,518.07 = 112,951.89/x
  3. Step 3: Cross multiply
    180,928.62x = 249,518.07 × 112,951.89
  4. Step 4: Simplify right side
    180,928.62x = 28,183,537,595.65
  5. Step 5: Solve for x
    x = 28,183,537,595.65/180,928.62
  6. Step 6: Final answer
    x = 155,771.58

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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.