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Finding the Fourth Proportional to 81,885.93, 113,001.85 and 46,075.22

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Solution

The fourth proportional to 81,885.93, 113,001.85 and 46,075.22 is: 63,583.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,885.93 : 113,001.85 = 46,075.22 : x
  2. Step 2: Convert to fraction form
    81,885.93/113,001.85 = 46,075.22/x
  3. Step 3: Cross multiply
    81,885.93x = 113,001.85 × 46,075.22
  4. Step 4: Simplify right side
    81,885.93x = 5,206,585,099.16
  5. Step 5: Solve for x
    x = 5,206,585,099.16/81,885.93
  6. Step 6: Final answer
    x = 63,583.39

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1.5x scale

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.