Home / 170,300.28-255,490.14-51,971.40

Finding the Fourth Proportional to 170,300.28, 255,490.14 and 51,971.40

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Solution

The fourth proportional to 170,300.28, 255,490.14 and 51,971.40 is: 77,969.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,300.28 : 255,490.14 = 51,971.40 : x
  2. Step 2: Convert to fraction form
    170,300.28/255,490.14 = 51,971.40/x
  3. Step 3: Cross multiply
    170,300.28x = 255,490.14 × 51,971.40
  4. Step 4: Simplify right side
    170,300.28x = 13,278,180,262.00
  5. Step 5: Solve for x
    x = 13,278,180,262.00/170,300.28
  6. Step 6: Final answer
    x = 77,969.22

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1.5x scale

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.