Home / 62,439.51-86,168.58-34,145.19

Finding the Fourth Proportional to 62,439.51, 86,168.58 and 34,145.19

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Solution

The fourth proportional to 62,439.51, 86,168.58 and 34,145.19 is: 47,121.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,439.51 : 86,168.58 = 34,145.19 : x
  2. Step 2: Convert to fraction form
    62,439.51/86,168.58 = 34,145.19/x
  3. Step 3: Cross multiply
    62,439.51x = 86,168.58 × 34,145.19
  4. Step 4: Simplify right side
    62,439.51x = 2,942,242,536.13
  5. Step 5: Solve for x
    x = 2,942,242,536.13/62,439.51
  6. Step 6: Final answer
    x = 47,121.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.