Home / 165,713.80-248,570.70-152,883.40

Finding the Fourth Proportional to 165,713.80, 248,570.70 and 152,883.40

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Solution

The fourth proportional to 165,713.80, 248,570.70 and 152,883.40 is: 229,325.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,713.80 : 248,570.70 = 152,883.40 : x
  2. Step 2: Convert to fraction form
    165,713.80/248,570.70 = 152,883.40/x
  3. Step 3: Cross multiply
    165,713.80x = 248,570.70 × 152,883.40
  4. Step 4: Simplify right side
    165,713.80x = 38,002,333,756.38
  5. Step 5: Solve for x
    x = 38,002,333,756.38/165,713.80
  6. Step 6: Final answer
    x = 229,325.10

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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.