Home / 52,985.03-73,119.12-29,111.63

Finding the Fourth Proportional to 52,985.03, 73,119.12 and 29,111.63

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Solution

The fourth proportional to 52,985.03, 73,119.12 and 29,111.63 is: 40,173.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,985.03 : 73,119.12 = 29,111.63 : x
  2. Step 2: Convert to fraction form
    52,985.03/73,119.12 = 29,111.63/x
  3. Step 3: Cross multiply
    52,985.03x = 73,119.12 × 29,111.63
  4. Step 4: Simplify right side
    52,985.03x = 2,128,616,767.37
  5. Step 5: Solve for x
    x = 2,128,616,767.37/52,985.03
  6. Step 6: Final answer
    x = 40,173.93

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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.