Home / 170,026.40-255,023.19-51,698.76

Finding the Fourth Proportional to 170,026.40, 255,023.19 and 51,698.76

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Solution

The fourth proportional to 170,026.40, 255,023.19 and 51,698.76 is: 77,543.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,026.40 : 255,023.19 = 51,698.76 : x
  2. Step 2: Convert to fraction form
    170,026.40/255,023.19 = 51,698.76/x
  3. Step 3: Cross multiply
    170,026.40x = 255,023.19 × 51,698.76
  4. Step 4: Simplify right side
    170,026.40x = 13,184,382,694.24
  5. Step 5: Solve for x
    x = 13,184,382,694.24/170,026.40
  6. Step 6: Final answer
    x = 77,543.15

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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.