Home / 58,526.22-80,765.91-31,669.20

Finding the Fourth Proportional to 58,526.22, 80,765.91 and 31,669.20

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Solution

The fourth proportional to 58,526.22, 80,765.91 and 31,669.20 is: 43,703.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,526.22 : 80,765.91 = 31,669.20 : x
  2. Step 2: Convert to fraction form
    58,526.22/80,765.91 = 31,669.20/x
  3. Step 3: Cross multiply
    58,526.22x = 80,765.91 × 31,669.20
  4. Step 4: Simplify right side
    58,526.22x = 2,557,791,756.97
  5. Step 5: Solve for x
    x = 2,557,791,756.97/58,526.22
  6. Step 6: Final answer
    x = 43,703.35

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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.