Home / 234,249.95-351,150.45-99,128.14

Finding the Fourth Proportional to 234,249.95, 351,150.45 and 99,128.14

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Solution

The fourth proportional to 234,249.95, 351,150.45 and 99,128.14 is: 148,597.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,249.95 : 351,150.45 = 99,128.14 : x
  2. Step 2: Convert to fraction form
    234,249.95/351,150.45 = 99,128.14/x
  3. Step 3: Cross multiply
    234,249.95x = 351,150.45 × 99,128.14
  4. Step 4: Simplify right side
    234,249.95x = 34,808,892,094.36
  5. Step 5: Solve for x
    x = 34,808,892,094.36/234,249.95
  6. Step 6: Final answer
    x = 148,597.22

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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.