Home / 171,727.10-257,470.65-101,570.30

Finding the Fourth Proportional to 171,727.10, 257,470.65 and 101,570.30

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Solution

The fourth proportional to 171,727.10, 257,470.65 and 101,570.30 is: 152,284.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,727.10 : 257,470.65 = 101,570.30 : x
  2. Step 2: Convert to fraction form
    171,727.10/257,470.65 = 101,570.30/x
  3. Step 3: Cross multiply
    171,727.10x = 257,470.65 × 101,570.30
  4. Step 4: Simplify right side
    171,727.10x = 26,151,371,161.70
  5. Step 5: Solve for x
    x = 26,151,371,161.70/171,727.10
  6. Step 6: Final answer
    x = 152,284.47

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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.