Home / 222,587.30-307,276.87-127,075.54

Finding the Fourth Proportional to 222,587.30, 307,276.87 and 127,075.54

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Solution

The fourth proportional to 222,587.30, 307,276.87 and 127,075.54 is: 175,424.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,587.30 : 307,276.87 = 127,075.54 : x
  2. Step 2: Convert to fraction form
    222,587.30/307,276.87 = 127,075.54/x
  3. Step 3: Cross multiply
    222,587.30x = 307,276.87 × 127,075.54
  4. Step 4: Simplify right side
    222,587.30x = 39,047,374,184.76
  5. Step 5: Solve for x
    x = 39,047,374,184.76/222,587.30
  6. Step 6: Final answer
    x = 175,424.99

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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.