Home / 137,075.40-205,613.10-62,166.60

Finding the Fourth Proportional to 137,075.40, 205,613.10 and 62,166.60

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Solution

The fourth proportional to 137,075.40, 205,613.10 and 62,166.60 is: 93,249.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,075.40 : 205,613.10 = 62,166.60 : x
  2. Step 2: Convert to fraction form
    137,075.40/205,613.10 = 62,166.60/x
  3. Step 3: Cross multiply
    137,075.40x = 205,613.10 × 62,166.60
  4. Step 4: Simplify right side
    137,075.40x = 12,782,267,342.46
  5. Step 5: Solve for x
    x = 12,782,267,342.46/137,075.40
  6. Step 6: Final answer
    x = 93,249.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.