Home / 155,271.06-232,907.40-42,951.60

Finding the Fourth Proportional to 155,271.06, 232,907.40 and 42,951.60

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Solution

The fourth proportional to 155,271.06, 232,907.40 and 42,951.60 is: 64,427.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,271.06 : 232,907.40 = 42,951.60 : x
  2. Step 2: Convert to fraction form
    155,271.06/232,907.40 = 42,951.60/x
  3. Step 3: Cross multiply
    155,271.06x = 232,907.40 × 42,951.60
  4. Step 4: Simplify right side
    155,271.06x = 10,003,745,481.84
  5. Step 5: Solve for x
    x = 10,003,745,481.84/155,271.06
  6. Step 6: Final answer
    x = 64,427.62

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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.