Home / 171,322.04-257,041.43-51,381.89

Finding the Fourth Proportional to 171,322.04, 257,041.43 and 51,381.89

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Solution

The fourth proportional to 171,322.04, 257,041.43 and 51,381.89 is: 77,090.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,322.04 : 257,041.43 = 51,381.89 : x
  2. Step 2: Convert to fraction form
    171,322.04/257,041.43 = 51,381.89/x
  3. Step 3: Cross multiply
    171,322.04x = 257,041.43 × 51,381.89
  4. Step 4: Simplify right side
    171,322.04x = 13,207,274,224.79
  5. Step 5: Solve for x
    x = 13,207,274,224.79/171,322.04
  6. Step 6: Final answer
    x = 77,090.34

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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.