Home / 208,267.54-287,430.41-150,172.06

Finding the Fourth Proportional to 208,267.54, 287,430.41 and 150,172.06

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Solution

The fourth proportional to 208,267.54, 287,430.41 and 150,172.06 is: 207,252.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,267.54 : 287,430.41 = 150,172.06 : x
  2. Step 2: Convert to fraction form
    208,267.54/287,430.41 = 150,172.06/x
  3. Step 3: Cross multiply
    208,267.54x = 287,430.41 × 150,172.06
  4. Step 4: Simplify right side
    208,267.54x = 43,164,016,433.20
  5. Step 5: Solve for x
    x = 43,164,016,433.20/208,267.54
  6. Step 6: Final answer
    x = 207,252.73

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1.5x scale

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.