Home / 58,776.03-81,110.90-31,918.54

Finding the Fourth Proportional to 58,776.03, 81,110.90 and 31,918.54

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Solution

The fourth proportional to 58,776.03, 81,110.90 and 31,918.54 is: 44,047.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,776.03 : 81,110.90 = 31,918.54 : x
  2. Step 2: Convert to fraction form
    58,776.03/81,110.90 = 31,918.54/x
  3. Step 3: Cross multiply
    58,776.03x = 81,110.90 × 31,918.54
  4. Step 4: Simplify right side
    58,776.03x = 2,588,941,535.19
  5. Step 5: Solve for x
    x = 2,588,941,535.19/58,776.03
  6. Step 6: Final answer
    x = 44,047.57

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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.