Home / 170,424.76-255,637.86-52,095.64

Finding the Fourth Proportional to 170,424.76, 255,637.86 and 52,095.64

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Solution

The fourth proportional to 170,424.76, 255,637.86 and 52,095.64 is: 78,143.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,424.76 : 255,637.86 = 52,095.64 : x
  2. Step 2: Convert to fraction form
    170,424.76/255,637.86 = 52,095.64/x
  3. Step 3: Cross multiply
    170,424.76x = 255,637.86 × 52,095.64
  4. Step 4: Simplify right side
    170,424.76x = 13,317,617,924.93
  5. Step 5: Solve for x
    x = 13,317,617,924.93/170,424.76
  6. Step 6: Final answer
    x = 78,143.68

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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.