Home / 170,142.08-255,087.84-57,792.02

Finding the Fourth Proportional to 170,142.08, 255,087.84 and 57,792.02

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Solution

The fourth proportional to 170,142.08, 255,087.84 and 57,792.02 is: 86,645.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,142.08 : 255,087.84 = 57,792.02 : x
  2. Step 2: Convert to fraction form
    170,142.08/255,087.84 = 57,792.02/x
  3. Step 3: Cross multiply
    170,142.08x = 255,087.84 × 57,792.02
  4. Step 4: Simplify right side
    170,142.08x = 14,742,041,551.04
  5. Step 5: Solve for x
    x = 14,742,041,551.04/170,142.08
  6. Step 6: Final answer
    x = 86,645.48

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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.