Home / 147,741.64-221,294.14-100,095.32

Finding the Fourth Proportional to 147,741.64, 221,294.14 and 100,095.32

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Solution

The fourth proportional to 147,741.64, 221,294.14 and 100,095.32 is: 149,927.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,741.64 : 221,294.14 = 100,095.32 : x
  2. Step 2: Convert to fraction form
    147,741.64/221,294.14 = 100,095.32/x
  3. Step 3: Cross multiply
    147,741.64x = 221,294.14 × 100,095.32
  4. Step 4: Simplify right side
    147,741.64x = 22,150,507,757.42
  5. Step 5: Solve for x
    x = 22,150,507,757.42/147,741.64
  6. Step 6: Final answer
    x = 149,927.32

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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.