Home / 249,176.30-373,764.45-142,450.70

Finding the Fourth Proportional to 249,176.30, 373,764.45 and 142,450.70

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Solution

The fourth proportional to 249,176.30, 373,764.45 and 142,450.70 is: 213,676.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,176.30 : 373,764.45 = 142,450.70 : x
  2. Step 2: Convert to fraction form
    249,176.30/373,764.45 = 142,450.70/x
  3. Step 3: Cross multiply
    249,176.30x = 373,764.45 × 142,450.70
  4. Step 4: Simplify right side
    249,176.30x = 53,243,007,537.62
  5. Step 5: Solve for x
    x = 53,243,007,537.62/249,176.30
  6. Step 6: Final answer
    x = 213,676.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.