Home / 170,272.72-255,399.56-51,934.76

Finding the Fourth Proportional to 170,272.72, 255,399.56 and 51,934.76

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Solution

The fourth proportional to 170,272.72, 255,399.56 and 51,934.76 is: 77,899.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,272.72 : 255,399.56 = 51,934.76 : x
  2. Step 2: Convert to fraction form
    170,272.72/255,399.56 = 51,934.76/x
  3. Step 3: Cross multiply
    170,272.72x = 255,399.56 × 51,934.76
  4. Step 4: Simplify right side
    170,272.72x = 13,264,114,852.71
  5. Step 5: Solve for x
    x = 13,264,114,852.71/170,272.72
  6. Step 6: Final answer
    x = 77,899.24

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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.