Home / 164,421.03-246,662.64-52,129.51

Finding the Fourth Proportional to 164,421.03, 246,662.64 and 52,129.51

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Solution

The fourth proportional to 164,421.03, 246,662.64 and 52,129.51 is: 78,204.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,421.03 : 246,662.64 = 52,129.51 : x
  2. Step 2: Convert to fraction form
    164,421.03/246,662.64 = 52,129.51/x
  3. Step 3: Cross multiply
    164,421.03x = 246,662.64 × 52,129.51
  4. Step 4: Simplify right side
    164,421.03x = 12,858,402,297.86
  5. Step 5: Solve for x
    x = 12,858,402,297.86/164,421.03
  6. Step 6: Final answer
    x = 78,204.12

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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.