Home / 106,075.74-146,379.51-58,331.10

Finding the Fourth Proportional to 106,075.74, 146,379.51 and 58,331.10

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Solution

The fourth proportional to 106,075.74, 146,379.51 and 58,331.10 is: 80,494.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,075.74 : 146,379.51 = 58,331.10 : x
  2. Step 2: Convert to fraction form
    106,075.74/146,379.51 = 58,331.10/x
  3. Step 3: Cross multiply
    106,075.74x = 146,379.51 × 58,331.10
  4. Step 4: Simplify right side
    106,075.74x = 8,538,477,835.76
  5. Step 5: Solve for x
    x = 8,538,477,835.76/106,075.74
  6. Step 6: Final answer
    x = 80,494.16

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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.