Home / 147,765.04-221,607.18-52,977.61

Finding the Fourth Proportional to 147,765.04, 221,607.18 and 52,977.61

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Solution

The fourth proportional to 147,765.04, 221,607.18 and 52,977.61 is: 79,451.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,765.04 : 221,607.18 = 52,977.61 : x
  2. Step 2: Convert to fraction form
    147,765.04/221,607.18 = 52,977.61/x
  3. Step 3: Cross multiply
    147,765.04x = 221,607.18 × 52,977.61
  4. Step 4: Simplify right side
    147,765.04x = 11,740,219,181.25
  5. Step 5: Solve for x
    x = 11,740,219,181.25/147,765.04
  6. Step 6: Final answer
    x = 79,451.94

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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.