Home / 147,804.17-221,739.06-42,614.96

Finding the Fourth Proportional to 147,804.17, 221,739.06 and 42,614.96

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Solution

The fourth proportional to 147,804.17, 221,739.06 and 42,614.96 is: 63,931.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,804.17 : 221,739.06 = 42,614.96 : x
  2. Step 2: Convert to fraction form
    147,804.17/221,739.06 = 42,614.96/x
  3. Step 3: Cross multiply
    147,804.17x = 221,739.06 × 42,614.96
  4. Step 4: Simplify right side
    147,804.17x = 9,449,401,172.34
  5. Step 5: Solve for x
    x = 9,449,401,172.34/147,804.17
  6. Step 6: Final answer
    x = 63,931.90

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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.