Home / 170,399.79-255,600.29-52,070.63

Finding the Fourth Proportional to 170,399.79, 255,600.29 and 52,070.63

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Solution

The fourth proportional to 170,399.79, 255,600.29 and 52,070.63 is: 78,106.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,399.79 : 255,600.29 = 52,070.63 : x
  2. Step 2: Convert to fraction form
    170,399.79/255,600.29 = 52,070.63/x
  3. Step 3: Cross multiply
    170,399.79x = 255,600.29 × 52,070.63
  4. Step 4: Simplify right side
    170,399.79x = 13,309,266,590.13
  5. Step 5: Solve for x
    x = 13,309,266,590.13/170,399.79
  6. Step 6: Final answer
    x = 78,106.12

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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.